diff options
| author | Marc Vertes <mvertes@free.fr> | 2026-01-07 12:09:20 +0100 |
|---|---|---|
| committer | Marc Vertes <mvertes@free.fr> | 2026-01-07 12:09:20 +0100 |
| commit | ca80eeaa812b49afea75d3084d0c62770e4a8d18 (patch) | |
| tree | 4670f02b9cb187485d229197d3c74c5cc46e9cfd | |
| parent | 5ad2f3a0af1204bfe364ec165ecbd742c5ac1872 (diff) | |
fix: set 'HasInit' token property in language definition
| -rw-r--r-- | lang/golang/go.go | 10 | ||||
| -rw-r--r-- | lang/spec.go | 16 | ||||
| -rw-r--r-- | parser/parse.go | 2 |
3 files changed, 10 insertions, 18 deletions
diff --git a/lang/golang/go.go b/lang/golang/go.go index 603b256..2085c3b 100644 --- a/lang/golang/go.go +++ b/lang/golang/go.go @@ -141,25 +141,25 @@ var GoSpec = &lang.Spec{ lang.Colon: {Precedence: 7}, lang.Inc: {SkipSemi: true}, lang.Dec: {SkipSemi: true}, - lang.Case: {SkipSemi: true}, + lang.Case: {SkipSemi: true, HasInit: true}, lang.Chan: {SkipSemi: true}, lang.Const: {SkipSemi: true}, lang.Default: {SkipSemi: true}, lang.Defer: {SkipSemi: true}, lang.Else: {SkipSemi: true}, - lang.For: {SkipSemi: true}, + lang.For: {SkipSemi: true, HasInit: true}, lang.Func: {SkipSemi: true}, lang.Go: {SkipSemi: true}, lang.Goto: {SkipSemi: true}, - lang.If: {SkipSemi: true}, + lang.If: {SkipSemi: true, HasInit: true}, lang.Import: {SkipSemi: true}, lang.Interface: {SkipSemi: true}, lang.Map: {SkipSemi: true}, lang.Package: {SkipSemi: true}, lang.Range: {SkipSemi: true}, - lang.Select: {SkipSemi: true}, + lang.Select: {SkipSemi: true, HasInit: true}, lang.Struct: {SkipSemi: true}, - lang.Switch: {SkipSemi: true}, + lang.Switch: {SkipSemi: true, HasInit: true}, lang.Type: {SkipSemi: true}, lang.Var: {SkipSemi: true}, lang.MaxTok: {}, // To ensure that all Tokens have a TokenProp. diff --git a/lang/spec.go b/lang/spec.go index 37017e7..b8539e3 100644 --- a/lang/spec.go +++ b/lang/spec.go @@ -35,9 +35,10 @@ const ( // TokenProp represent token properties for parsing. type TokenProp struct { Token - SkipSemi bool // automatic semicolon insertion after newline - Precedence int // operator precedence - Associativity + SkipSemi bool // automatic semicolon insertion after newline + Precedence int // operator precedence + Associativity // + HasInit bool // true if may have an init clause } // Spec represents the language specification for scanning. @@ -52,12 +53,3 @@ type Spec struct { NumUnder bool // true if a number can contain _ character // TokenProps map[string]TokenProp // token properties } - -// HasInit stores if a statement may contain a simple init statement. -var HasInit = map[Token]bool{ - Case: true, - For: true, - If: true, - Select: true, - Switch: true, -} diff --git a/parser/parse.go b/parser/parse.go index 60311dc..c049b87 100644 --- a/parser/parse.go +++ b/parser/parse.go @@ -76,7 +76,7 @@ func (p *Parser) parseStmts(in Tokens) (out Tokens, err error) { return out, scanner.ErrBlock } // Skip over simple init statements for some tokens (if, for, ...) - if lang.HasInit[in[0].Tok] { + if p.TokenProps[in[0].Tok].HasInit { for in[endstmt-1].Tok != lang.BraceBlock { e2 := in[endstmt+1:].Index(lang.Semicolon) if e2 == -1 { |