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feat: zig quote matching

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This commit is contained in:
FalsePattern 2024-12-22 23:10:52 +01:00
parent c652e1f05c
commit 8a988d5bfe
Signed by: falsepattern
GPG key ID: E930CDEC50C50E23
5 changed files with 53 additions and 5 deletions
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5
CHANGELOG.md
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@ -17,6 +17,11 @@ Changelog structure reference:
## [Unreleased]
### Added
- Zig
- String, character literal, and `@"identifier"` quote matching
### Fixed
- Zon

2
core/src/main/grammar/Zig.bnf
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@ -165,6 +165,8 @@
STRING_LITERAL_SINGLE='quoted string literal'
STRING_LITERAL_MULTI='multiline string literal'
BAD_SQUOT='unterminated character literal'
BAD_DQUOT='unterminated string'
IDENTIFIER='identifier'
BUILTINIDENTIFIER='builtin identifier'

12
core/src/main/grammar/Zig.flex
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@ -80,7 +80,8 @@ BUILTINIDENTIFIER="@"[A-Za-z_][A-Za-z0-9_]*
%state CHAR_LIT
%state ID_QUOT
%state UNT_QUOT
%state UNT_SQUOT
%state UNT_DQUOT
%state CDOC_CMT
%state DOC_CMT
@ -221,14 +222,14 @@ BUILTINIDENTIFIER="@"[A-Za-z_][A-Za-z0-9_]*
<YYINITIAL> "'" { yybegin(CHAR_LIT); }
<CHAR_LIT> {char_char}*"'" { yybegin(YYINITIAL); return CHAR_LITERAL; }
<CHAR_LIT> [^] { yypushback(1); yybegin(UNT_QUOT); }
<CHAR_LIT> [^] { yypushback(1); yybegin(UNT_SQUOT); }
<YYINITIAL> {FLOAT} { return FLOAT; }
<YYINITIAL> {INTEGER} { return INTEGER; }
<YYINITIAL> "\"" { yybegin(STR_LIT); }
<STR_LIT> {string_char}*"\"" { yybegin(YYINITIAL); return STRING_LITERAL_SINGLE; }
<STR_LIT> [^] { yypushback(1); yybegin(UNT_QUOT); }
<STR_LIT> [^] { yypushback(1); yybegin(UNT_DQUOT); }
<YYINITIAL> "\\\\" { yybegin(STR_MULT_LINE); }
<STR_MULT_LINE> {all_nl_wrap} "\\\\" { }
<STR_MULT_LINE> {all_nl_nowrap} { yybegin(YYINITIAL); return STRING_LITERAL_MULTI; }
@ -236,11 +237,12 @@ BUILTINIDENTIFIER="@"[A-Za-z_][A-Za-z0-9_]*
<YYINITIAL> {IDENTIFIER_PLAIN} { return IDENTIFIER; }
<YYINITIAL> "@\"" { yybegin(ID_QUOT); }
<ID_QUOT> {string_char}*"\"" { yybegin(YYINITIAL); return IDENTIFIER; }
<ID_QUOT> [^] { yypushback(1); yybegin(UNT_QUOT); }
<ID_QUOT> [^] { yypushback(1); yybegin(UNT_DQUOT); }
<YYINITIAL> {BUILTINIDENTIFIER} { return BUILTINIDENTIFIER; }
<UNT_QUOT> [^\n]*{CRLF} { yybegin(YYINITIAL); return BAD_CHARACTER; }
<UNT_SQUOT> [^\n]*{CRLF} { yybegin(YYINITIAL); return BAD_SQUOT; }
<UNT_DQUOT> [^\n]*{CRLF} { yybegin(YYINITIAL); return BAD_DQUOT; }
<YYINITIAL> {WHITE_SPACE} { return WHITE_SPACE; }

36
core/src/main/kotlin/com/falsepattern/zigbrains/zig/pairing/ZigQuoteHandler.kt Normal file
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@ -0,0 +1,36 @@
/*
* This file is part of ZigBrains.
*
* Copyright (C) 2023-2024 FalsePattern
* All Rights Reserved
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* ZigBrains is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, only version 3 of the License.
*
* ZigBrains is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with ZigBrains. If not, see <https://www.gnu.org/licenses/>.
*/
package com.falsepattern.zigbrains.zig.pairing
import com.falsepattern.zigbrains.zig.psi.ZigTypes
import com.intellij.codeInsight.editorActions.MultiCharQuoteHandler
import com.intellij.codeInsight.editorActions.SimpleTokenSetQuoteHandler
import com.intellij.openapi.editor.highlighter.HighlighterIterator
class ZigQuoteHandler: SimpleTokenSetQuoteHandler(ZigTypes.STRING_LITERAL_SINGLE, ZigTypes.IDENTIFIER, ZigTypes.BAD_DQUOT, ZigTypes.CHAR_LITERAL, ZigTypes.BAD_SQUOT), MultiCharQuoteHandler {
override fun getClosingQuote(iterator: HighlighterIterator, offset: Int) = when(iterator.tokenType) {
ZigTypes.STRING_LITERAL_SINGLE, ZigTypes.IDENTIFIER, ZigTypes.BAD_DQUOT -> "\""
ZigTypes.CHAR_LITERAL, ZigTypes.BAD_SQUOT -> "'"
else -> null
}
}

3
core/src/main/resources/META-INF/zigbrains-core.xml
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@ -22,6 +22,9 @@
<lang.parserDefinition
language="Zig"
implementationClass="com.falsepattern.zigbrains.zig.parser.ZigParserDefinition"/>
<lang.quoteHandler
language="Zig"
implementationClass="com.falsepattern.zigbrains.zig.pairing.ZigQuoteHandler"/>
<lang.syntaxHighlighterFactory
language="Zig"
implementationClass="com.falsepattern.zigbrains.zig.highlighter.ZigSyntaxHighlighterFactory"/>