kubernetes/vendor/github.com/bazelbuild/buildtools/build/parse.y.go
2019-11-06 17:42:34 -05:00

1987 lines
49 KiB
Go

//line build/parse.y:13
package build
import __yyfmt__ "fmt"
//line build/parse.y:13
//line build/parse.y:18
type yySymType struct {
yys int
// input tokens
tok string // raw input syntax
str string // decoding of quoted string
pos Position // position of token
triple bool // was string triple quoted?
// partial syntax trees
expr Expr
exprs []Expr
string *StringExpr
strings []*StringExpr
ifstmt *IfStmt
loadarg *struct {
from Ident
to Ident
}
loadargs []*struct {
from Ident
to Ident
}
// supporting information
comma Position // position of trailing comma in list, if present
lastStmt Expr // most recent rule, to attach line comments to
}
const _AUGM = 57346
const _AND = 57347
const _COMMENT = 57348
const _EOF = 57349
const _EQ = 57350
const _FOR = 57351
const _GE = 57352
const _IDENT = 57353
const _NUMBER = 57354
const _IF = 57355
const _ELSE = 57356
const _ELIF = 57357
const _IN = 57358
const _IS = 57359
const _LAMBDA = 57360
const _LOAD = 57361
const _LE = 57362
const _NE = 57363
const _STAR_STAR = 57364
const _INT_DIV = 57365
const _BIT_LSH = 57366
const _BIT_RSH = 57367
const _NOT = 57368
const _OR = 57369
const _STRING = 57370
const _DEF = 57371
const _RETURN = 57372
const _PASS = 57373
const _BREAK = 57374
const _CONTINUE = 57375
const _INDENT = 57376
const _UNINDENT = 57377
const ShiftInstead = 57378
const _ASSERT = 57379
const _UNARY = 57380
var yyToknames = [...]string{
"$end",
"error",
"$unk",
"'%'",
"'('",
"')'",
"'*'",
"'+'",
"','",
"'-'",
"'.'",
"'/'",
"':'",
"'<'",
"'='",
"'>'",
"'['",
"']'",
"'{'",
"'}'",
"'|'",
"'&'",
"'^'",
"'~'",
"_AUGM",
"_AND",
"_COMMENT",
"_EOF",
"_EQ",
"_FOR",
"_GE",
"_IDENT",
"_NUMBER",
"_IF",
"_ELSE",
"_ELIF",
"_IN",
"_IS",
"_LAMBDA",
"_LOAD",
"_LE",
"_NE",
"_STAR_STAR",
"_INT_DIV",
"_BIT_LSH",
"_BIT_RSH",
"_NOT",
"_OR",
"_STRING",
"_DEF",
"_RETURN",
"_PASS",
"_BREAK",
"_CONTINUE",
"_INDENT",
"_UNINDENT",
"ShiftInstead",
"'\\n'",
"_ASSERT",
"_UNARY",
"';'",
}
var yyStatenames = [...]string{}
const yyEofCode = 1
const yyErrCode = 2
const yyInitialStackSize = 16
//line build/parse.y:977
// Go helper code.
// unary returns a unary expression with the given
// position, operator, and subexpression.
func unary(pos Position, op string, x Expr) Expr {
return &UnaryExpr{
OpStart: pos,
Op: op,
X: x,
}
}
// binary returns a binary expression with the given
// operands, position, and operator.
func binary(x Expr, pos Position, op string, y Expr) Expr {
_, xend := x.Span()
ystart, _ := y.Span()
switch op {
case "=", "+=", "-=", "*=", "/=", "//=", "%=", "|=":
return &AssignExpr{
LHS: x,
OpPos: pos,
Op: op,
LineBreak: xend.Line < ystart.Line,
RHS: y,
}
}
return &BinaryExpr{
X: x,
OpStart: pos,
Op: op,
LineBreak: xend.Line < ystart.Line,
Y: y,
}
}
// isSimpleExpression returns whether an expression is simple and allowed to exist in
// compact forms of sequences.
// The formal criteria are the following: an expression is considered simple if it's
// a literal (variable, string or a number), a literal with a unary operator or an empty sequence.
func isSimpleExpression(expr *Expr) bool {
switch x := (*expr).(type) {
case *LiteralExpr, *StringExpr, *Ident:
return true
case *UnaryExpr:
_, literal := x.X.(*LiteralExpr)
_, ident := x.X.(*Ident)
return literal || ident
case *ListExpr:
return len(x.List) == 0
case *TupleExpr:
return len(x.List) == 0
case *DictExpr:
return len(x.List) == 0
case *SetExpr:
return len(x.List) == 0
default:
return false
}
}
// forceCompact returns the setting for the ForceCompact field for a call or tuple.
//
// NOTE 1: The field is called ForceCompact, not ForceSingleLine,
// because it only affects the formatting associated with the call or tuple syntax,
// not the formatting of the arguments. For example:
//
// call([
// 1,
// 2,
// 3,
// ])
//
// is still a compact call even though it runs on multiple lines.
//
// In contrast the multiline form puts a linebreak after the (.
//
// call(
// [
// 1,
// 2,
// 3,
// ],
// )
//
// NOTE 2: Because of NOTE 1, we cannot use start and end on the
// same line as a signal for compact mode: the formatting of an
// embedded list might move the end to a different line, which would
// then look different on rereading and cause buildifier not to be
// idempotent. Instead, we have to look at properties guaranteed
// to be preserved by the reformatting, namely that the opening
// paren and the first expression are on the same line and that
// each subsequent expression begins on the same line as the last
// one ended (no line breaks after comma).
func forceCompact(start Position, list []Expr, end Position) bool {
if len(list) <= 1 {
// The call or tuple will probably be compact anyway; don't force it.
return false
}
// If there are any named arguments or non-string, non-literal
// arguments, cannot force compact mode.
line := start.Line
for _, x := range list {
start, end := x.Span()
if start.Line != line {
return false
}
line = end.Line
if !isSimpleExpression(&x) {
return false
}
}
return end.Line == line
}
// forceMultiLine returns the setting for the ForceMultiLine field.
func forceMultiLine(start Position, list []Expr, end Position) bool {
if len(list) > 1 {
// The call will be multiline anyway, because it has multiple elements. Don't force it.
return false
}
if len(list) == 0 {
// Empty list: use position of brackets.
return start.Line != end.Line
}
// Single-element list.
// Check whether opening bracket is on different line than beginning of
// element, or closing bracket is on different line than end of element.
elemStart, elemEnd := list[0].Span()
return start.Line != elemStart.Line || end.Line != elemEnd.Line
}
// forceMultiLineComprehension returns the setting for the ForceMultiLine field for a comprehension.
func forceMultiLineComprehension(start Position, expr Expr, clauses []Expr, end Position) bool {
// Return true if there's at least one line break between start, expr, each clause, and end
exprStart, exprEnd := expr.Span()
if start.Line != exprStart.Line {
return true
}
previousEnd := exprEnd
for _, clause := range clauses {
clauseStart, clauseEnd := clause.Span()
if previousEnd.Line != clauseStart.Line {
return true
}
previousEnd = clauseEnd
}
return previousEnd.Line != end.Line
}
// extractTrailingComments extracts trailing comments of an indented block starting with the first
// comment line with indentation less than the block indentation.
// The comments can either belong to CommentBlock statements or to the last non-comment statement
// as After-comments.
func extractTrailingComments(stmt Expr) []Expr {
body := getLastBody(stmt)
var comments []Expr
if body != nil && len(*body) > 0 {
// Get the current indentation level
start, _ := (*body)[0].Span()
indentation := start.LineRune
// Find the last non-comment statement
lastNonCommentIndex := -1
for i, stmt := range *body {
if _, ok := stmt.(*CommentBlock); !ok {
lastNonCommentIndex = i
}
}
if lastNonCommentIndex == -1 {
return comments
}
// Iterate over the trailing comments, find the first comment line that's not indented enough,
// dedent it and all the following comments.
for i := lastNonCommentIndex; i < len(*body); i++ {
stmt := (*body)[i]
if comment := extractDedentedComment(stmt, indentation); comment != nil {
// This comment and all the following CommentBlock statements are to be extracted.
comments = append(comments, comment)
comments = append(comments, (*body)[i+1:]...)
*body = (*body)[:i+1]
// If the current statement is a CommentBlock statement without any comment lines
// it should be removed too.
if i > lastNonCommentIndex && len(stmt.Comment().After) == 0 {
*body = (*body)[:i]
}
}
}
}
return comments
}
// extractDedentedComment extract the first comment line from `stmt` which indentation is smaller
// than `indentation`, and all following comment lines, and returns them in a newly created
// CommentBlock statement.
func extractDedentedComment(stmt Expr, indentation int) Expr {
for i, line := range stmt.Comment().After {
// line.Start.LineRune == 0 can't exist in parsed files, it indicates that the comment line
// has been added by an AST modification. Don't take such lines into account.
if line.Start.LineRune > 0 && line.Start.LineRune < indentation {
// This and all the following lines should be dedented
cb := &CommentBlock{
Start: line.Start,
Comments: Comments{After: stmt.Comment().After[i:]},
}
stmt.Comment().After = stmt.Comment().After[:i]
return cb
}
}
return nil
}
// getLastBody returns the last body of a block statement (the only body for For- and DefStmt
// objects, the last in a if-elif-else chain
func getLastBody(stmt Expr) *[]Expr {
switch block := stmt.(type) {
case *DefStmt:
return &block.Body
case *ForStmt:
return &block.Body
case *IfStmt:
if len(block.False) == 0 {
return &block.True
} else if len(block.False) == 1 {
if next, ok := block.False[0].(*IfStmt); ok {
// Recursively find the last block of the chain
return getLastBody(next)
}
}
return &block.False
}
return nil
}
//line yacctab:1
var yyExca = [...]int{
-1, 1,
1, -1,
-2, 0,
}
const yyPrivate = 57344
const yyLast = 818
var yyAct = [...]int{
19, 212, 27, 171, 36, 209, 7, 2, 162, 134,
143, 147, 89, 41, 9, 97, 21, 169, 146, 222,
233, 224, 158, 38, 80, 81, 82, 83, 42, 37,
120, 34, 87, 92, 95, 85, 188, 51, 34, 164,
50, 54, 131, 55, 40, 52, 103, 221, 37, 149,
223, 107, 108, 109, 110, 111, 112, 113, 114, 115,
116, 117, 118, 119, 34, 121, 122, 123, 124, 125,
126, 127, 128, 129, 192, 165, 135, 53, 136, 33,
51, 153, 13, 50, 48, 49, 88, 100, 52, 144,
100, 31, 51, 32, 86, 50, 54, 46, 55, 151,
52, 163, 154, 73, 105, 79, 34, 35, 152, 66,
67, 68, 159, 45, 29, 216, 239, 167, 99, 91,
53, 172, 181, 37, 186, 106, 101, 102, 94, 45,
104, 191, 53, 69, 70, 43, 149, 226, 179, 180,
75, 149, 225, 145, 176, 44, 74, 229, 174, 199,
45, 190, 76, 178, 202, 217, 193, 195, 187, 139,
182, 45, 141, 189, 187, 168, 42, 200, 201, 194,
228, 45, 197, 198, 206, 130, 185, 177, 135, 208,
136, 45, 166, 210, 156, 150, 203, 207, 214, 215,
213, 142, 235, 196, 175, 157, 98, 84, 96, 205,
219, 163, 1, 211, 204, 51, 30, 218, 50, 54,
93, 55, 90, 52, 39, 47, 18, 230, 12, 8,
220, 4, 227, 67, 183, 184, 28, 210, 148, 232,
236, 214, 234, 213, 237, 231, 7, 33, 77, 78,
25, 140, 24, 160, 161, 53, 69, 70, 132, 31,
133, 32, 0, 0, 0, 0, 26, 0, 0, 6,
0, 0, 11, 0, 34, 35, 20, 0, 0, 0,
0, 22, 29, 0, 0, 33, 0, 0, 25, 23,
24, 37, 10, 14, 15, 16, 17, 31, 238, 32,
5, 0, 0, 0, 26, 0, 0, 6, 3, 0,
11, 0, 34, 35, 20, 0, 0, 0, 0, 22,
29, 0, 0, 33, 0, 0, 25, 23, 24, 37,
10, 14, 15, 16, 17, 31, 0, 32, 5, 0,
0, 0, 26, 0, 0, 0, 0, 0, 0, 0,
34, 35, 0, 0, 0, 0, 0, 22, 29, 0,
0, 0, 0, 0, 0, 23, 0, 37, 0, 14,
15, 16, 17, 0, 51, 0, 170, 50, 54, 0,
55, 0, 52, 155, 56, 0, 57, 0, 0, 0,
0, 66, 67, 68, 0, 0, 65, 0, 0, 58,
0, 61, 0, 0, 72, 0, 0, 62, 71, 0,
0, 59, 60, 0, 53, 69, 70, 63, 64, 51,
0, 0, 50, 54, 0, 55, 0, 52, 0, 56,
0, 57, 0, 0, 0, 0, 66, 67, 68, 0,
0, 65, 0, 0, 58, 0, 61, 0, 0, 72,
173, 0, 62, 71, 0, 0, 59, 60, 0, 53,
69, 70, 63, 64, 51, 0, 0, 50, 54, 0,
55, 0, 52, 0, 56, 0, 57, 0, 0, 0,
0, 66, 67, 68, 0, 0, 65, 0, 0, 58,
149, 61, 0, 0, 72, 0, 0, 62, 71, 0,
0, 59, 60, 0, 53, 69, 70, 63, 64, 51,
0, 0, 50, 54, 0, 55, 0, 52, 0, 56,
0, 57, 0, 0, 0, 0, 66, 67, 68, 0,
0, 65, 0, 0, 58, 0, 61, 0, 0, 72,
0, 0, 62, 71, 0, 0, 59, 60, 0, 53,
69, 70, 63, 64, 51, 0, 0, 50, 54, 0,
55, 0, 52, 0, 56, 0, 57, 0, 0, 0,
0, 66, 67, 68, 51, 0, 65, 50, 54, 58,
55, 61, 52, 0, 0, 0, 0, 62, 71, 0,
0, 59, 60, 0, 53, 69, 70, 63, 64, 33,
0, 0, 25, 0, 24, 0, 0, 0, 0, 0,
0, 31, 0, 32, 53, 69, 70, 0, 26, 0,
0, 0, 0, 0, 0, 0, 34, 35, 0, 0,
0, 0, 51, 22, 29, 50, 54, 0, 55, 0,
52, 23, 56, 37, 57, 14, 15, 16, 17, 66,
67, 68, 0, 0, 65, 0, 0, 58, 0, 61,
0, 0, 0, 0, 0, 62, 0, 0, 0, 59,
60, 0, 53, 69, 70, 63, 64, 51, 0, 0,
50, 54, 0, 55, 0, 52, 0, 56, 0, 57,
0, 0, 0, 0, 66, 67, 68, 0, 0, 65,
0, 0, 58, 0, 61, 0, 0, 0, 0, 0,
62, 0, 0, 0, 59, 60, 0, 53, 69, 70,
63, 51, 0, 0, 50, 54, 0, 55, 0, 52,
0, 56, 0, 57, 0, 0, 0, 0, 66, 67,
68, 0, 0, 0, 0, 0, 58, 0, 61, 0,
0, 0, 0, 0, 62, 0, 0, 0, 59, 60,
0, 53, 69, 70, 63, 33, 0, 137, 25, 0,
24, 0, 51, 0, 0, 50, 54, 31, 55, 32,
52, 0, 0, 33, 26, 0, 25, 0, 24, 0,
67, 68, 34, 35, 0, 31, 0, 32, 0, 22,
29, 0, 26, 138, 0, 0, 0, 23, 0, 37,
34, 35, 53, 69, 70, 0, 0, 22, 29, 0,
0, 0, 0, 0, 0, 23, 0, 37,
}
var yyPact = [...]int{
-1000, -1000, 270, -1000, -1000, -1000, -35, -1000, -1000, -1000,
12, 74, -1000, 120, 768, -1000, -1000, -1000, 49, 495,
768, 135, 768, 768, 768, 768, 768, -1000, -1000, 192,
-20, 768, 768, 768, -1000, -1000, -1000, -1000, -1000, -46,
191, 81, 135, 768, 768, 768, 172, 768, 91, -1000,
768, 768, 768, 768, 768, 768, 768, 768, 768, 768,
768, 768, 768, -7, 768, 768, 768, 768, 768, 768,
768, 768, 768, 162, 10, 750, 768, 149, 182, 172,
-1000, -1000, -1000, -1000, -20, -1000, 125, 450, 176, 19,
61, 176, 360, 175, 189, 495, -36, 584, 32, 768,
74, 172, 172, 540, 152, 308, -1000, -1000, -1000, -1000,
-1000, 76, 76, 88, 88, 88, 88, 88, 88, 88,
768, 663, 707, 758, 560, 201, 33, 33, 618, 405,
308, -1000, 188, 168, -1000, 495, 138, 768, 768, 104,
147, 768, 768, -1000, 167, -1000, 106, 2, -1000, 74,
768, -1000, 111, -1000, 54, 768, 768, -1000, -1000, -1000,
187, 164, -1000, 134, 6, 6, 141, 135, 308, -1000,
-1000, -1000, 88, 768, -1000, -1000, -1000, 750, 768, 495,
495, -1000, 768, -1000, -1000, -1, -1000, 2, 768, 78,
495, -1000, -1000, 495, -1000, 360, 142, -1000, 32, 768,
-1000, -1000, 308, -1000, -8, -37, 540, -1000, 495, 124,
495, 161, -1000, -1000, 132, 540, 768, 308, -1000, 495,
-1000, -1000, -38, -1000, -1000, -1000, 768, 186, -1, -20,
540, -1000, 232, -1000, 98, -1000, -1000, -1000, -1000, -1000,
}
var yyPgo = [...]int{
0, 10, 9, 250, 248, 8, 244, 243, 0, 5,
94, 16, 82, 241, 86, 239, 238, 13, 228, 11,
18, 2, 226, 7, 221, 219, 218, 216, 215, 3,
14, 214, 12, 212, 210, 4, 206, 17, 204, 1,
203, 202, 199, 198,
}
var yyR1 = [...]int{
0, 41, 37, 37, 42, 42, 38, 38, 38, 23,
23, 23, 23, 24, 24, 25, 25, 25, 27, 27,
26, 26, 28, 28, 29, 31, 31, 30, 30, 30,
30, 30, 30, 30, 30, 43, 43, 11, 11, 11,
11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
11, 11, 4, 4, 3, 3, 2, 2, 2, 2,
40, 40, 39, 39, 7, 7, 6, 6, 5, 5,
5, 5, 5, 12, 12, 13, 13, 15, 15, 16,
16, 8, 8, 8, 8, 8, 8, 8, 8, 8,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
14, 14, 9, 9, 10, 10, 1, 1, 32, 34,
34, 33, 33, 33, 17, 17, 35, 36, 36, 21,
22, 18, 19, 19, 20, 20,
}
var yyR2 = [...]int{
0, 2, 5, 2, 0, 2, 0, 3, 2, 0,
2, 2, 3, 1, 1, 7, 6, 1, 4, 5,
1, 4, 2, 1, 4, 0, 3, 1, 2, 1,
3, 3, 1, 1, 1, 0, 1, 1, 1, 3,
7, 4, 4, 6, 8, 1, 3, 4, 4, 3,
4, 3, 0, 2, 1, 3, 1, 3, 2, 2,
1, 3, 1, 3, 0, 2, 1, 3, 1, 3,
2, 1, 2, 1, 3, 0, 1, 1, 3, 0,
2, 1, 4, 2, 2, 2, 2, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 3, 3, 3, 3, 3, 3, 3, 3, 5,
1, 3, 0, 1, 0, 2, 0, 1, 3, 1,
3, 0, 1, 2, 1, 3, 1, 1, 2, 1,
1, 4, 1, 3, 1, 2,
}
var yyChk = [...]int{
-1000, -41, -23, 28, -24, 58, 27, -29, -25, -30,
50, 30, -26, -12, 51, 52, 53, 54, -27, -8,
34, -11, 39, 47, 10, 8, 24, -21, -22, 40,
-36, 17, 19, 5, 32, 33, -35, 49, 58, -31,
32, -17, -11, 15, 25, 9, -12, -28, 35, 36,
7, 4, 12, 44, 8, 10, 14, 16, 29, 41,
42, 31, 37, 47, 48, 26, 21, 22, 23, 45,
46, 38, 34, -12, 11, 5, 17, -16, -15, -12,
-8, -8, -8, -8, 5, -35, -10, -8, -14, -32,
-33, -14, -8, -34, -10, -8, -43, 61, 5, 37,
9, -12, -12, -8, -12, 13, 34, -8, -8, -8,
-8, -8, -8, -8, -8, -8, -8, -8, -8, -8,
37, -8, -8, -8, -8, -8, -8, -8, -8, -8,
13, 32, -4, -3, -2, -8, -21, 7, 43, -12,
-13, 13, 9, -1, -35, 18, -20, -19, -18, 30,
9, -1, -20, 20, -1, 13, 9, 6, 58, -30,
-7, -6, -5, -21, 7, 43, -12, -11, 13, -37,
58, -29, -8, 35, -37, 6, -1, 9, 15, -8,
-8, 18, 13, -12, -12, 9, 18, -19, 34, -17,
-8, 20, 20, -8, -32, -8, 6, -1, 9, 15,
-21, -21, 13, -37, -38, -42, -8, -2, -8, -9,
-8, -40, -39, -35, -21, -8, 37, 13, -5, -8,
-37, 55, 27, 58, 58, 18, 13, -1, 9, 15,
-8, -37, -23, 58, -9, 6, -39, -35, 56, 18,
}
var yyDef = [...]int{
9, -2, 0, 1, 10, 11, 0, 13, 14, 25,
0, 0, 17, 27, 29, 32, 33, 34, 20, 73,
0, 81, 79, 0, 0, 0, 0, 37, 38, 0,
45, 114, 121, 114, 129, 130, 127, 126, 12, 35,
0, 0, 124, 0, 0, 0, 28, 0, 0, 23,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 52, 75, 0, 116, 77,
83, 84, 85, 86, 0, 128, 0, 110, 116, 119,
0, 116, 110, 122, 0, 110, 0, 36, 64, 0,
0, 30, 31, 74, 0, 0, 22, 87, 88, 89,
90, 91, 92, 93, 94, 95, 96, 97, 98, 99,
0, 101, 102, 103, 104, 105, 106, 107, 108, 0,
0, 39, 0, 116, 54, 56, 37, 0, 0, 76,
0, 0, 117, 80, 0, 46, 0, 134, 132, 0,
117, 115, 0, 49, 0, 0, 123, 51, 24, 26,
0, 116, 66, 68, 71, 0, 0, 125, 0, 21,
6, 4, 100, 0, 18, 41, 53, 117, 0, 58,
59, 42, 112, 82, 78, 0, 47, 135, 0, 0,
111, 48, 50, 118, 120, 0, 0, 65, 117, 0,
70, 72, 0, 19, 0, 3, 109, 55, 57, 0,
113, 116, 60, 62, 0, 133, 0, 0, 67, 69,
16, 9, 0, 8, 5, 43, 112, 0, 117, 0,
131, 15, 0, 7, 0, 40, 61, 63, 2, 44,
}
var yyTok1 = [...]int{
1, 3, 3, 3, 3, 3, 3, 3, 3, 3,
58, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 4, 22, 3,
5, 6, 7, 8, 9, 10, 11, 12, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 13, 61,
14, 15, 16, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 17, 3, 18, 23, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 19, 21, 20, 24,
}
var yyTok2 = [...]int{
2, 3, 25, 26, 27, 28, 29, 30, 31, 32,
33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
53, 54, 55, 56, 57, 59, 60,
}
var yyTok3 = [...]int{
0,
}
var yyErrorMessages = [...]struct {
state int
token int
msg string
}{}
//line yaccpar:1
/* parser for yacc output */
var (
yyDebug = 0
yyErrorVerbose = false
)
type yyLexer interface {
Lex(lval *yySymType) int
Error(s string)
}
type yyParser interface {
Parse(yyLexer) int
Lookahead() int
}
type yyParserImpl struct {
lval yySymType
stack [yyInitialStackSize]yySymType
char int
}
func (p *yyParserImpl) Lookahead() int {
return p.char
}
func yyNewParser() yyParser {
return &yyParserImpl{}
}
const yyFlag = -1000
func yyTokname(c int) string {
if c >= 1 && c-1 < len(yyToknames) {
if yyToknames[c-1] != "" {
return yyToknames[c-1]
}
}
return __yyfmt__.Sprintf("tok-%v", c)
}
func yyStatname(s int) string {
if s >= 0 && s < len(yyStatenames) {
if yyStatenames[s] != "" {
return yyStatenames[s]
}
}
return __yyfmt__.Sprintf("state-%v", s)
}
func yyErrorMessage(state, lookAhead int) string {
const TOKSTART = 4
if !yyErrorVerbose {
return "syntax error"
}
for _, e := range yyErrorMessages {
if e.state == state && e.token == lookAhead {
return "syntax error: " + e.msg
}
}
res := "syntax error: unexpected " + yyTokname(lookAhead)
// To match Bison, suggest at most four expected tokens.
expected := make([]int, 0, 4)
// Look for shiftable tokens.
base := yyPact[state]
for tok := TOKSTART; tok-1 < len(yyToknames); tok++ {
if n := base + tok; n >= 0 && n < yyLast && yyChk[yyAct[n]] == tok {
if len(expected) == cap(expected) {
return res
}
expected = append(expected, tok)
}
}
if yyDef[state] == -2 {
i := 0
for yyExca[i] != -1 || yyExca[i+1] != state {
i += 2
}
// Look for tokens that we accept or reduce.
for i += 2; yyExca[i] >= 0; i += 2 {
tok := yyExca[i]
if tok < TOKSTART || yyExca[i+1] == 0 {
continue
}
if len(expected) == cap(expected) {
return res
}
expected = append(expected, tok)
}
// If the default action is to accept or reduce, give up.
if yyExca[i+1] != 0 {
return res
}
}
for i, tok := range expected {
if i == 0 {
res += ", expecting "
} else {
res += " or "
}
res += yyTokname(tok)
}
return res
}
func yylex1(lex yyLexer, lval *yySymType) (char, token int) {
token = 0
char = lex.Lex(lval)
if char <= 0 {
token = yyTok1[0]
goto out
}
if char < len(yyTok1) {
token = yyTok1[char]
goto out
}
if char >= yyPrivate {
if char < yyPrivate+len(yyTok2) {
token = yyTok2[char-yyPrivate]
goto out
}
}
for i := 0; i < len(yyTok3); i += 2 {
token = yyTok3[i+0]
if token == char {
token = yyTok3[i+1]
goto out
}
}
out:
if token == 0 {
token = yyTok2[1] /* unknown char */
}
if yyDebug >= 3 {
__yyfmt__.Printf("lex %s(%d)\n", yyTokname(token), uint(char))
}
return char, token
}
func yyParse(yylex yyLexer) int {
return yyNewParser().Parse(yylex)
}
func (yyrcvr *yyParserImpl) Parse(yylex yyLexer) int {
var yyn int
var yyVAL yySymType
var yyDollar []yySymType
_ = yyDollar // silence set and not used
yyS := yyrcvr.stack[:]
Nerrs := 0 /* number of errors */
Errflag := 0 /* error recovery flag */
yystate := 0
yyrcvr.char = -1
yytoken := -1 // yyrcvr.char translated into internal numbering
defer func() {
// Make sure we report no lookahead when not parsing.
yystate = -1
yyrcvr.char = -1
yytoken = -1
}()
yyp := -1
goto yystack
ret0:
return 0
ret1:
return 1
yystack:
/* put a state and value onto the stack */
if yyDebug >= 4 {
__yyfmt__.Printf("char %v in %v\n", yyTokname(yytoken), yyStatname(yystate))
}
yyp++
if yyp >= len(yyS) {
nyys := make([]yySymType, len(yyS)*2)
copy(nyys, yyS)
yyS = nyys
}
yyS[yyp] = yyVAL
yyS[yyp].yys = yystate
yynewstate:
yyn = yyPact[yystate]
if yyn <= yyFlag {
goto yydefault /* simple state */
}
if yyrcvr.char < 0 {
yyrcvr.char, yytoken = yylex1(yylex, &yyrcvr.lval)
}
yyn += yytoken
if yyn < 0 || yyn >= yyLast {
goto yydefault
}
yyn = yyAct[yyn]
if yyChk[yyn] == yytoken { /* valid shift */
yyrcvr.char = -1
yytoken = -1
yyVAL = yyrcvr.lval
yystate = yyn
if Errflag > 0 {
Errflag--
}
goto yystack
}
yydefault:
/* default state action */
yyn = yyDef[yystate]
if yyn == -2 {
if yyrcvr.char < 0 {
yyrcvr.char, yytoken = yylex1(yylex, &yyrcvr.lval)
}
/* look through exception table */
xi := 0
for {
if yyExca[xi+0] == -1 && yyExca[xi+1] == yystate {
break
}
xi += 2
}
for xi += 2; ; xi += 2 {
yyn = yyExca[xi+0]
if yyn < 0 || yyn == yytoken {
break
}
}
yyn = yyExca[xi+1]
if yyn < 0 {
goto ret0
}
}
if yyn == 0 {
/* error ... attempt to resume parsing */
switch Errflag {
case 0: /* brand new error */
yylex.Error(yyErrorMessage(yystate, yytoken))
Nerrs++
if yyDebug >= 1 {
__yyfmt__.Printf("%s", yyStatname(yystate))
__yyfmt__.Printf(" saw %s\n", yyTokname(yytoken))
}
fallthrough
case 1, 2: /* incompletely recovered error ... try again */
Errflag = 3
/* find a state where "error" is a legal shift action */
for yyp >= 0 {
yyn = yyPact[yyS[yyp].yys] + yyErrCode
if yyn >= 0 && yyn < yyLast {
yystate = yyAct[yyn] /* simulate a shift of "error" */
if yyChk[yystate] == yyErrCode {
goto yystack
}
}
/* the current p has no shift on "error", pop stack */
if yyDebug >= 2 {
__yyfmt__.Printf("error recovery pops state %d\n", yyS[yyp].yys)
}
yyp--
}
/* there is no state on the stack with an error shift ... abort */
goto ret1
case 3: /* no shift yet; clobber input char */
if yyDebug >= 2 {
__yyfmt__.Printf("error recovery discards %s\n", yyTokname(yytoken))
}
if yytoken == yyEofCode {
goto ret1
}
yyrcvr.char = -1
yytoken = -1
goto yynewstate /* try again in the same state */
}
}
/* reduction by production yyn */
if yyDebug >= 2 {
__yyfmt__.Printf("reduce %v in:\n\t%v\n", yyn, yyStatname(yystate))
}
yynt := yyn
yypt := yyp
_ = yypt // guard against "declared and not used"
yyp -= yyR2[yyn]
// yyp is now the index of $0. Perform the default action. Iff the
// reduced production is ε, $1 is possibly out of range.
if yyp+1 >= len(yyS) {
nyys := make([]yySymType, len(yyS)*2)
copy(nyys, yyS)
yyS = nyys
}
yyVAL = yyS[yyp+1]
/* consult goto table to find next state */
yyn = yyR1[yyn]
yyg := yyPgo[yyn]
yyj := yyg + yyS[yyp].yys + 1
if yyj >= yyLast {
yystate = yyAct[yyg]
} else {
yystate = yyAct[yyj]
if yyChk[yystate] != -yyn {
yystate = yyAct[yyg]
}
}
// dummy call; replaced with literal code
switch yynt {
case 1:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:195
{
yylex.(*input).file = &File{Stmt: yyDollar[1].exprs}
return 0
}
case 2:
yyDollar = yyS[yypt-5 : yypt+1]
//line build/parse.y:202
{
statements := yyDollar[4].exprs
if yyDollar[2].exprs != nil {
// $2 can only contain *CommentBlock objects, each of them contains a non-empty After slice
cb := yyDollar[2].exprs[len(yyDollar[2].exprs)-1].(*CommentBlock)
// $4 can't be empty and can't start with a comment
stmt := yyDollar[4].exprs[0]
start, _ := stmt.Span()
if start.Line-cb.After[len(cb.After)-1].Start.Line == 1 {
// The first statement of $4 starts on the next line after the last comment of $2.
// Attach the last comment to the first statement
stmt.Comment().Before = cb.After
yyDollar[2].exprs = yyDollar[2].exprs[:len(yyDollar[2].exprs)-1]
}
statements = append(yyDollar[2].exprs, yyDollar[4].exprs...)
}
yyVAL.exprs = statements
yyVAL.lastStmt = yyDollar[4].lastStmt
}
case 3:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:222
{
yyVAL.exprs = yyDollar[1].exprs
}
case 6:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:230
{
yyVAL.exprs = nil
yyVAL.lastStmt = nil
}
case 7:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:235
{
yyVAL.exprs = yyDollar[1].exprs
yyVAL.lastStmt = yyDollar[1].lastStmt
if yyVAL.lastStmt == nil {
cb := &CommentBlock{Start: yyDollar[2].pos}
yyVAL.exprs = append(yyVAL.exprs, cb)
yyVAL.lastStmt = cb
}
com := yyVAL.lastStmt.Comment()
com.After = append(com.After, Comment{Start: yyDollar[2].pos, Token: yyDollar[2].tok})
}
case 8:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:247
{
yyVAL.exprs = yyDollar[1].exprs
yyVAL.lastStmt = nil
}
case 9:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:253
{
yyVAL.exprs = nil
yyVAL.lastStmt = nil
}
case 10:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:258
{
// If this statement follows a comment block,
// attach the comments to the statement.
if cb, ok := yyDollar[1].lastStmt.(*CommentBlock); ok {
yyVAL.exprs = append(yyDollar[1].exprs[:len(yyDollar[1].exprs)-1], yyDollar[2].exprs...)
yyDollar[2].exprs[0].Comment().Before = cb.After
yyVAL.lastStmt = yyDollar[2].lastStmt
break
}
// Otherwise add to list.
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[2].exprs...)
yyVAL.lastStmt = yyDollar[2].lastStmt
// Consider this input:
//
// foo()
// # bar
// baz()
//
// If we've just parsed baz(), the # bar is attached to
// foo() as an After comment. Make it a Before comment
// for baz() instead.
if x := yyDollar[1].lastStmt; x != nil {
com := x.Comment()
// stmt is never empty
yyDollar[2].exprs[0].Comment().Before = com.After
com.After = nil
}
}
case 11:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:289
{
// Blank line; sever last rule from future comments.
yyVAL.exprs = yyDollar[1].exprs
yyVAL.lastStmt = nil
}
case 12:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:295
{
yyVAL.exprs = yyDollar[1].exprs
yyVAL.lastStmt = yyDollar[1].lastStmt
if yyVAL.lastStmt == nil {
cb := &CommentBlock{Start: yyDollar[2].pos}
yyVAL.exprs = append(yyVAL.exprs, cb)
yyVAL.lastStmt = cb
}
com := yyVAL.lastStmt.Comment()
com.After = append(com.After, Comment{Start: yyDollar[2].pos, Token: yyDollar[2].tok})
}
case 13:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:309
{
yyVAL.exprs = yyDollar[1].exprs
yyVAL.lastStmt = yyDollar[1].exprs[len(yyDollar[1].exprs)-1]
}
case 14:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:314
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
yyVAL.lastStmt = yyDollar[1].expr
if cbs := extractTrailingComments(yyDollar[1].expr); len(cbs) > 0 {
yyVAL.exprs = append(yyVAL.exprs, cbs...)
yyVAL.lastStmt = cbs[len(cbs)-1]
if yyDollar[1].lastStmt == nil {
yyVAL.lastStmt = nil
}
}
}
case 15:
yyDollar = yyS[yypt-7 : yypt+1]
//line build/parse.y:328
{
yyVAL.expr = &DefStmt{
Function: Function{
StartPos: yyDollar[1].pos,
Params: yyDollar[4].exprs,
Body: yyDollar[7].exprs,
},
Name: yyDollar[2].tok,
ColonPos: yyDollar[6].pos,
ForceCompact: forceCompact(yyDollar[3].pos, yyDollar[4].exprs, yyDollar[5].pos),
ForceMultiLine: forceMultiLine(yyDollar[3].pos, yyDollar[4].exprs, yyDollar[5].pos),
}
yyVAL.lastStmt = yyDollar[7].lastStmt
}
case 16:
yyDollar = yyS[yypt-6 : yypt+1]
//line build/parse.y:343
{
yyVAL.expr = &ForStmt{
For: yyDollar[1].pos,
Vars: yyDollar[2].expr,
X: yyDollar[4].expr,
Body: yyDollar[6].exprs,
}
yyVAL.lastStmt = yyDollar[6].lastStmt
}
case 17:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:353
{
yyVAL.expr = yyDollar[1].ifstmt
yyVAL.lastStmt = yyDollar[1].lastStmt
}
case 18:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:361
{
yyVAL.ifstmt = &IfStmt{
If: yyDollar[1].pos,
Cond: yyDollar[2].expr,
True: yyDollar[4].exprs,
}
yyVAL.lastStmt = yyDollar[4].lastStmt
}
case 19:
yyDollar = yyS[yypt-5 : yypt+1]
//line build/parse.y:370
{
yyVAL.ifstmt = yyDollar[1].ifstmt
inner := yyDollar[1].ifstmt
for len(inner.False) == 1 {
inner = inner.False[0].(*IfStmt)
}
inner.ElsePos = End{Pos: yyDollar[2].pos}
inner.False = []Expr{
&IfStmt{
If: yyDollar[2].pos,
Cond: yyDollar[3].expr,
True: yyDollar[5].exprs,
},
}
yyVAL.lastStmt = yyDollar[5].lastStmt
}
case 21:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:391
{
yyVAL.ifstmt = yyDollar[1].ifstmt
inner := yyDollar[1].ifstmt
for len(inner.False) == 1 {
inner = inner.False[0].(*IfStmt)
}
inner.ElsePos = End{Pos: yyDollar[2].pos}
inner.False = yyDollar[4].exprs
yyVAL.lastStmt = yyDollar[4].lastStmt
}
case 24:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:408
{
yyVAL.exprs = append([]Expr{yyDollar[1].expr}, yyDollar[2].exprs...)
yyVAL.lastStmt = yyVAL.exprs[len(yyVAL.exprs)-1]
}
case 25:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:414
{
yyVAL.exprs = []Expr{}
}
case 26:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:418
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
}
case 28:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:425
{
yyVAL.expr = &ReturnStmt{
Return: yyDollar[1].pos,
Result: yyDollar[2].expr,
}
}
case 29:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:432
{
yyVAL.expr = &ReturnStmt{
Return: yyDollar[1].pos,
}
}
case 30:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:437
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 31:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:438
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 32:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:440
{
yyVAL.expr = &BranchStmt{
Token: yyDollar[1].tok,
TokenPos: yyDollar[1].pos,
}
}
case 33:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:447
{
yyVAL.expr = &BranchStmt{
Token: yyDollar[1].tok,
TokenPos: yyDollar[1].pos,
}
}
case 34:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:454
{
yyVAL.expr = &BranchStmt{
Token: yyDollar[1].tok,
TokenPos: yyDollar[1].pos,
}
}
case 39:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:468
{
yyVAL.expr = &DotExpr{
X: yyDollar[1].expr,
Dot: yyDollar[2].pos,
NamePos: yyDollar[3].pos,
Name: yyDollar[3].tok,
}
}
case 40:
yyDollar = yyS[yypt-7 : yypt+1]
//line build/parse.y:477
{
load := &LoadStmt{
Load: yyDollar[1].pos,
Module: yyDollar[3].string,
Rparen: End{Pos: yyDollar[7].pos},
ForceCompact: yyDollar[1].pos.Line == yyDollar[7].pos.Line,
}
for _, arg := range yyDollar[5].loadargs {
load.From = append(load.From, &arg.from)
load.To = append(load.To, &arg.to)
}
yyVAL.expr = load
}
case 41:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:491
{
yyVAL.expr = &CallExpr{
X: yyDollar[1].expr,
ListStart: yyDollar[2].pos,
List: yyDollar[3].exprs,
End: End{Pos: yyDollar[4].pos},
ForceCompact: forceCompact(yyDollar[2].pos, yyDollar[3].exprs, yyDollar[4].pos),
ForceMultiLine: forceMultiLine(yyDollar[2].pos, yyDollar[3].exprs, yyDollar[4].pos),
}
}
case 42:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:502
{
yyVAL.expr = &IndexExpr{
X: yyDollar[1].expr,
IndexStart: yyDollar[2].pos,
Y: yyDollar[3].expr,
End: yyDollar[4].pos,
}
}
case 43:
yyDollar = yyS[yypt-6 : yypt+1]
//line build/parse.y:511
{
yyVAL.expr = &SliceExpr{
X: yyDollar[1].expr,
SliceStart: yyDollar[2].pos,
From: yyDollar[3].expr,
FirstColon: yyDollar[4].pos,
To: yyDollar[5].expr,
End: yyDollar[6].pos,
}
}
case 44:
yyDollar = yyS[yypt-8 : yypt+1]
//line build/parse.y:522
{
yyVAL.expr = &SliceExpr{
X: yyDollar[1].expr,
SliceStart: yyDollar[2].pos,
From: yyDollar[3].expr,
FirstColon: yyDollar[4].pos,
To: yyDollar[5].expr,
SecondColon: yyDollar[6].pos,
Step: yyDollar[7].expr,
End: yyDollar[8].pos,
}
}
case 45:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:535
{
if len(yyDollar[1].strings) == 1 {
yyVAL.expr = yyDollar[1].strings[0]
break
}
yyVAL.expr = yyDollar[1].strings[0]
for _, x := range yyDollar[1].strings[1:] {
_, end := yyVAL.expr.Span()
yyVAL.expr = binary(yyVAL.expr, end, "+", x)
}
}
case 46:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:547
{
yyVAL.expr = &ListExpr{
Start: yyDollar[1].pos,
List: yyDollar[2].exprs,
End: End{Pos: yyDollar[3].pos},
ForceMultiLine: forceMultiLine(yyDollar[1].pos, yyDollar[2].exprs, yyDollar[3].pos),
}
}
case 47:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:556
{
yyVAL.expr = &Comprehension{
Curly: false,
Lbrack: yyDollar[1].pos,
Body: yyDollar[2].expr,
Clauses: yyDollar[3].exprs,
End: End{Pos: yyDollar[4].pos},
ForceMultiLine: forceMultiLineComprehension(yyDollar[1].pos, yyDollar[2].expr, yyDollar[3].exprs, yyDollar[4].pos),
}
}
case 48:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:567
{
yyVAL.expr = &Comprehension{
Curly: true,
Lbrack: yyDollar[1].pos,
Body: yyDollar[2].expr,
Clauses: yyDollar[3].exprs,
End: End{Pos: yyDollar[4].pos},
ForceMultiLine: forceMultiLineComprehension(yyDollar[1].pos, yyDollar[2].expr, yyDollar[3].exprs, yyDollar[4].pos),
}
}
case 49:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:578
{
yyVAL.expr = &DictExpr{
Start: yyDollar[1].pos,
List: yyDollar[2].exprs,
End: End{Pos: yyDollar[3].pos},
ForceMultiLine: forceMultiLine(yyDollar[1].pos, yyDollar[2].exprs, yyDollar[3].pos),
}
}
case 50:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:587
{
yyVAL.expr = &SetExpr{
Start: yyDollar[1].pos,
List: yyDollar[2].exprs,
End: End{Pos: yyDollar[4].pos},
ForceMultiLine: forceMultiLine(yyDollar[1].pos, yyDollar[2].exprs, yyDollar[4].pos),
}
}
case 51:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:596
{
if len(yyDollar[2].exprs) == 1 && yyDollar[2].comma.Line == 0 {
// Just a parenthesized expression, not a tuple.
yyVAL.expr = &ParenExpr{
Start: yyDollar[1].pos,
X: yyDollar[2].exprs[0],
End: End{Pos: yyDollar[3].pos},
ForceMultiLine: forceMultiLine(yyDollar[1].pos, yyDollar[2].exprs, yyDollar[3].pos),
}
} else {
yyVAL.expr = &TupleExpr{
Start: yyDollar[1].pos,
List: yyDollar[2].exprs,
End: End{Pos: yyDollar[3].pos},
ForceCompact: forceCompact(yyDollar[1].pos, yyDollar[2].exprs, yyDollar[3].pos),
ForceMultiLine: forceMultiLine(yyDollar[1].pos, yyDollar[2].exprs, yyDollar[3].pos),
}
}
}
case 52:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:617
{
yyVAL.exprs = nil
}
case 53:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:621
{
yyVAL.exprs = yyDollar[1].exprs
}
case 54:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:627
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
}
case 55:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:631
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
}
case 57:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:638
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 58:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:642
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 59:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:646
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 60:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:651
{
yyVAL.loadargs = []*struct {
from Ident
to Ident
}{yyDollar[1].loadarg}
}
case 61:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:655
{
yyDollar[1].loadargs = append(yyDollar[1].loadargs, yyDollar[3].loadarg)
yyVAL.loadargs = yyDollar[1].loadargs
}
case 62:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:661
{
start := yyDollar[1].string.Start.add("'")
if yyDollar[1].string.TripleQuote {
start = start.add("''")
}
yyVAL.loadarg = &struct {
from Ident
to Ident
}{
from: Ident{
Name: yyDollar[1].string.Value,
NamePos: start,
},
to: Ident{
Name: yyDollar[1].string.Value,
NamePos: start,
},
}
}
case 63:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:678
{
start := yyDollar[3].string.Start.add("'")
if yyDollar[3].string.TripleQuote {
start = start.add("''")
}
yyVAL.loadarg = &struct {
from Ident
to Ident
}{
from: Ident{
Name: yyDollar[3].string.Value,
NamePos: start,
},
to: *yyDollar[1].expr.(*Ident),
}
}
case 64:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:693
{
yyVAL.exprs = nil
}
case 65:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:697
{
yyVAL.exprs = yyDollar[1].exprs
}
case 66:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:703
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
}
case 67:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:707
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
}
case 69:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:714
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 70:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:718
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 71:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:722
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, nil)
}
case 72:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:726
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 74:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:733
{
tuple, ok := yyDollar[1].expr.(*TupleExpr)
if !ok || !tuple.NoBrackets {
tuple = &TupleExpr{
List: []Expr{yyDollar[1].expr},
NoBrackets: true,
ForceCompact: true,
ForceMultiLine: false,
}
}
tuple.List = append(tuple.List, yyDollar[3].expr)
yyVAL.expr = tuple
}
case 75:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:748
{
yyVAL.expr = nil
}
case 77:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:755
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
}
case 78:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:759
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
}
case 79:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:764
{
yyVAL.exprs = nil
}
case 80:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:768
{
yyVAL.exprs = yyDollar[1].exprs
}
case 82:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:775
{
yyVAL.expr = &LambdaExpr{
Function: Function{
StartPos: yyDollar[1].pos,
Params: yyDollar[2].exprs,
Body: []Expr{yyDollar[4].expr},
},
}
}
case 83:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:784
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 84:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:785
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 85:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:786
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 86:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:787
{
yyVAL.expr = unary(yyDollar[1].pos, yyDollar[1].tok, yyDollar[2].expr)
}
case 87:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:788
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 88:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:789
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 89:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:790
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 90:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:791
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 91:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:792
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 92:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:793
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 93:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:794
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 94:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:795
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 95:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:796
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 96:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:797
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 97:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:798
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 98:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:799
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 99:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:800
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 100:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:801
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, "not in", yyDollar[4].expr)
}
case 101:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:802
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 102:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:803
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 103:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:804
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 104:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:805
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 105:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:806
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 106:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:807
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 107:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:808
{
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
case 108:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:810
{
if b, ok := yyDollar[3].expr.(*UnaryExpr); ok && b.Op == "not" {
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, "is not", b.X)
} else {
yyVAL.expr = binary(yyDollar[1].expr, yyDollar[2].pos, yyDollar[2].tok, yyDollar[3].expr)
}
}
case 109:
yyDollar = yyS[yypt-5 : yypt+1]
//line build/parse.y:818
{
yyVAL.expr = &ConditionalExpr{
Then: yyDollar[1].expr,
IfStart: yyDollar[2].pos,
Test: yyDollar[3].expr,
ElseStart: yyDollar[4].pos,
Else: yyDollar[5].expr,
}
}
case 110:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:830
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
}
case 111:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:834
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
}
case 112:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:839
{
yyVAL.expr = nil
}
case 114:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:845
{
yyVAL.exprs, yyVAL.comma = nil, Position{}
}
case 115:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:849
{
yyVAL.exprs, yyVAL.comma = yyDollar[1].exprs, yyDollar[2].pos
}
case 116:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:858
{
yyVAL.pos = Position{}
}
case 118:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:864
{
yyVAL.expr = &KeyValueExpr{
Key: yyDollar[1].expr,
Colon: yyDollar[2].pos,
Value: yyDollar[3].expr,
}
}
case 119:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:874
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
}
case 120:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:878
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[3].expr)
}
case 121:
yyDollar = yyS[yypt-0 : yypt+1]
//line build/parse.y:883
{
yyVAL.exprs = nil
}
case 122:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:887
{
yyVAL.exprs = yyDollar[1].exprs
}
case 123:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:891
{
yyVAL.exprs = yyDollar[1].exprs
}
case 125:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:898
{
tuple, ok := yyDollar[1].expr.(*TupleExpr)
if !ok || !tuple.NoBrackets {
tuple = &TupleExpr{
List: []Expr{yyDollar[1].expr},
NoBrackets: true,
ForceCompact: true,
ForceMultiLine: false,
}
}
tuple.List = append(tuple.List, yyDollar[3].expr)
yyVAL.expr = tuple
}
case 126:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:914
{
yyVAL.string = &StringExpr{
Start: yyDollar[1].pos,
Value: yyDollar[1].str,
TripleQuote: yyDollar[1].triple,
End: yyDollar[1].pos.add(yyDollar[1].tok),
Token: yyDollar[1].tok,
}
}
case 127:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:926
{
yyVAL.strings = []*StringExpr{yyDollar[1].string}
}
case 128:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:930
{
yyVAL.strings = append(yyDollar[1].strings, yyDollar[2].string)
}
case 129:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:936
{
yyVAL.expr = &Ident{NamePos: yyDollar[1].pos, Name: yyDollar[1].tok}
}
case 130:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:942
{
yyVAL.expr = &LiteralExpr{Start: yyDollar[1].pos, Token: yyDollar[1].tok}
}
case 131:
yyDollar = yyS[yypt-4 : yypt+1]
//line build/parse.y:948
{
yyVAL.expr = &ForClause{
For: yyDollar[1].pos,
Vars: yyDollar[2].expr,
In: yyDollar[3].pos,
X: yyDollar[4].expr,
}
}
case 132:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:958
{
yyVAL.exprs = []Expr{yyDollar[1].expr}
}
case 133:
yyDollar = yyS[yypt-3 : yypt+1]
//line build/parse.y:961
{
yyVAL.exprs = append(yyDollar[1].exprs, &IfClause{
If: yyDollar[2].pos,
Cond: yyDollar[3].expr,
})
}
case 134:
yyDollar = yyS[yypt-1 : yypt+1]
//line build/parse.y:970
{
yyVAL.exprs = yyDollar[1].exprs
}
case 135:
yyDollar = yyS[yypt-2 : yypt+1]
//line build/parse.y:973
{
yyVAL.exprs = append(yyDollar[1].exprs, yyDollar[2].exprs...)
}
}
goto yystack /* stack new state and value */
}