Fix the lookbehind for multiline arrow to include return keyword
Fixes #672
This commit is contained in:
Sheetal Nandi
Родитель
5158d133ef
Коммит
6e8a3830c2
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@ -57,7 +57,7 @@ variables:
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inlineComment: \/\*([^\*]|(\*[^\/]))*\*\/
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startOfDeclaration: '{{startOfIdentifier}}(?:(\bexport)\s+)?(?:(\bdeclare)\s+)?'
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lookBehindOfPossiblyMultilineArrowWithDestructuring: (?<=[(=,])
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lookBehindOfPossiblyMultilineArrow: (?<=[(=,]|=>)
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lookBehindOfPossiblyMultilineArrow: (?<=[(=,]|=>|{{lookBehindReturn}})
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lookBehindOfObjectMemberPossiblyMultilineArrow: (?<=:)
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# Identifier start | matching braces | matching parenthesis | matching square brackets
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typeParamersStart: ([_$[:alpha:]]|{{matchingBraces}}|{{matchingParenthesis}}|{{matchingBrackets}})
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@ -4538,7 +4538,7 @@
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</dict>
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<dict>
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<key>begin</key>
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<string>(?<=[(=,]|=>)\s*(async)?(?=\s*((((<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<]|\<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<])*\>)*>\s*))?\()|(<))\s*$)</string>
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<string>(?<=[(=,]|=>|^return|[^\._$[:alnum:]]return)\s*(async)?(?=\s*((((<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<]|\<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<])*\>)*>\s*))?\()|(<))\s*$)</string>
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<key>beginCaptures</key>
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<dict>
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<key>1</key>
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@ -4542,7 +4542,7 @@
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</dict>
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<dict>
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<key>begin</key>
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<string>(?<=[(=,]|=>)\s*(async)?(?=\s*((((<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<]|\<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<])*\>)*>\s*))?\()|(<))\s*$)</string>
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<string>(?<=[(=,]|=>|^return|[^\._$[:alnum:]]return)\s*(async)?(?=\s*((((<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<]|\<\s*([_$[:alpha:]]|(\{([^\{\}]|(\{[^\{\}]*\}))*\})|(\(([^\(\)]|(\([^\(\)]*\)))*\))|(\[([^\[\]]|(\[[^\[\]]*\]))*\]))([^=<>]|=[^<])*\>)*>\s*))?\()|(<))\s*$)</string>
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<key>beginCaptures</key>
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<dict>
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<key>1</key>
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@ -0,0 +1,374 @@
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original file
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-----------------------------------
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export function computed<K extends string | symbol>(...watchedProps: K[]) {
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if (watchedProps.length < 1) throw new Error('@computed() decorator must have at least one property argument');
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return <V, T extends Record<K, any>>(
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_target: T,
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_prop: string | symbol,
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desc: TypedPropertyDescriptor<V>
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) => {
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if (!desc.get) throw new Error('The `@computed()` decorator must be used on `get` method.');
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if (desc.set) throw new Error('The `@computed()` decorator cannot be used with `set` method.');
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if (desc.value) throw new Error('The `@computed()` decorator cannot be used with a regular function.');
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// ....
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};
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}
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-----------------------------------
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Grammar: TypeScript.tmLanguage
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-----------------------------------
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>export function computed<K extends string | symbol>(...watchedProps: K[]) {
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^^^^^^
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source.ts meta.function.ts keyword.control.export.ts
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^
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source.ts meta.function.ts
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^^^^^^^^
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source.ts meta.function.ts storage.type.function.ts
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^
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source.ts meta.function.ts
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^^^^^^^^
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source.ts meta.function.ts meta.definition.function.ts entity.name.function.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts punctuation.definition.typeparameters.begin.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts
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^^^^^^^
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source.ts meta.function.ts meta.type.parameters.ts storage.modifier.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts
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^^^^^^
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source.ts meta.function.ts meta.type.parameters.ts support.type.primitive.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts keyword.operator.type.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts
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^^^^^^
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source.ts meta.function.ts meta.type.parameters.ts support.type.primitive.ts
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^
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source.ts meta.function.ts meta.type.parameters.ts punctuation.definition.typeparameters.end.ts
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^
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source.ts meta.function.ts meta.parameters.ts punctuation.definition.parameters.begin.ts
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^^^
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source.ts meta.function.ts meta.parameters.ts keyword.operator.rest.ts
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^^^^^^^^^^^^
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source.ts meta.function.ts meta.parameters.ts variable.parameter.ts
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^
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source.ts meta.function.ts meta.parameters.ts meta.type.annotation.ts keyword.operator.type.annotation.ts
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^
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source.ts meta.function.ts meta.parameters.ts meta.type.annotation.ts
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^
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source.ts meta.function.ts meta.parameters.ts meta.type.annotation.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.parameters.ts meta.type.annotation.ts meta.type.tuple.ts meta.brace.square.ts
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^
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source.ts meta.function.ts meta.parameters.ts meta.type.annotation.ts meta.type.tuple.ts meta.brace.square.ts
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^
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source.ts meta.function.ts meta.parameters.ts punctuation.definition.parameters.end.ts
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^
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source.ts meta.function.ts
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^
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source.ts meta.function.ts meta.block.ts punctuation.definition.block.ts
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> if (watchedProps.length < 1) throw new Error('@computed() decorator must have at least one property argument');
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^^
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source.ts meta.function.ts meta.block.ts
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^^
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source.ts meta.function.ts meta.block.ts keyword.control.conditional.ts
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^
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source.ts meta.function.ts meta.block.ts
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^
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source.ts meta.function.ts meta.block.ts meta.brace.round.ts
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^^^^^^^^^^^^
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source.ts meta.function.ts meta.block.ts variable.other.object.ts
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^
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source.ts meta.function.ts meta.block.ts punctuation.accessor.ts
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^^^^^^
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source.ts meta.function.ts meta.block.ts support.variable.property.ts
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^
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source.ts meta.function.ts meta.block.ts
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^
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source.ts meta.function.ts meta.block.ts keyword.operator.relational.ts
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^
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source.ts meta.function.ts meta.block.ts
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^
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source.ts meta.function.ts meta.block.ts constant.numeric.decimal.ts
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^
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source.ts meta.function.ts meta.block.ts meta.brace.round.ts
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^
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source.ts meta.function.ts meta.block.ts
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^^^^^
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source.ts meta.function.ts meta.block.ts keyword.control.trycatch.ts
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^
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source.ts meta.function.ts meta.block.ts
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^^^
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source.ts meta.function.ts meta.block.ts new.expr.ts keyword.operator.new.ts
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^
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source.ts meta.function.ts meta.block.ts new.expr.ts
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^^^^^
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source.ts meta.function.ts meta.block.ts new.expr.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.block.ts new.expr.ts meta.brace.round.ts
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^
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source.ts meta.function.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.begin.ts
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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source.ts meta.function.ts meta.block.ts new.expr.ts string.quoted.single.ts
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^
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source.ts meta.function.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.end.ts
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^
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source.ts meta.function.ts meta.block.ts new.expr.ts meta.brace.round.ts
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^
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source.ts meta.function.ts meta.block.ts punctuation.terminator.statement.ts
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>
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^
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source.ts meta.function.ts meta.block.ts
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> return <V, T extends Record<K, any>>(
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^^
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source.ts meta.function.ts meta.block.ts
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^^^^^^
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source.ts meta.function.ts meta.block.ts keyword.control.flow.ts
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^
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source.ts meta.function.ts meta.block.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts punctuation.definition.typeparameters.begin.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts punctuation.separator.comma.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts
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^^^^^^^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts storage.modifier.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts
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^^^^^^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts meta.type.parameters.ts punctuation.definition.typeparameters.begin.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts meta.type.parameters.ts entity.name.type.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts meta.type.parameters.ts punctuation.separator.comma.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts meta.type.parameters.ts
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^^^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts meta.type.parameters.ts support.type.primitive.ts
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^
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source.ts meta.function.ts meta.block.ts meta.type.parameters.ts meta.type.parameters.ts punctuation.definition.typeparameters.end.ts
|
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^
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||||
source.ts meta.function.ts meta.block.ts meta.type.parameters.ts punctuation.definition.typeparameters.end.ts
|
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^
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source.ts meta.function.ts meta.block.ts meta.brace.round.ts
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> _target: T,
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^^^^
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source.ts meta.function.ts meta.block.ts
|
||||
^^^^^^^
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source.ts meta.function.ts meta.block.ts variable.parameter.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts keyword.operator.type.annotation.ts
|
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^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts
|
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^
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||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts entity.name.type.ts
|
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^
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source.ts meta.function.ts meta.block.ts punctuation.separator.parameter.ts
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> _prop: string | symbol,
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^^^^
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source.ts meta.function.ts meta.block.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts variable.parameter.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts keyword.operator.type.annotation.ts
|
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^
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source.ts meta.function.ts meta.block.ts meta.type.annotation.ts
|
||||
^^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts support.type.primitive.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts keyword.operator.type.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts
|
||||
^^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts support.type.primitive.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts punctuation.separator.parameter.ts
|
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> desc: TypedPropertyDescriptor<V>
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts variable.parameter.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts keyword.operator.type.annotation.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts
|
||||
^^^^^^^^^^^^^^^^^^^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts entity.name.type.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts meta.type.parameters.ts punctuation.definition.typeparameters.begin.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts meta.type.parameters.ts entity.name.type.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.type.annotation.ts meta.type.parameters.ts punctuation.definition.typeparameters.end.ts
|
||||
> ) => {
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts storage.type.function.arrow.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.definition.block.ts
|
||||
> if (!desc.get) throw new Error('The `@computed()` decorator must be used on `get` method.');
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.control.conditional.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.operator.logical.ts
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts variable.other.object.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.accessor.ts
|
||||
^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts variable.other.property.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.control.trycatch.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts keyword.operator.new.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts entity.name.type.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.begin.ts
|
||||
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.end.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.terminator.statement.ts
|
||||
> if (desc.set) throw new Error('The `@computed()` decorator cannot be used with `set` method.');
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.control.conditional.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts meta.brace.round.ts
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts variable.other.object.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.accessor.ts
|
||||
^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts variable.other.property.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.control.trycatch.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts keyword.operator.new.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts entity.name.type.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.begin.ts
|
||||
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.end.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.terminator.statement.ts
|
||||
> if (desc.value) throw new Error('The `@computed()` decorator cannot be used with a regular function.');
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.control.conditional.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts meta.brace.round.ts
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts variable.other.object.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.accessor.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts support.variable.property.dom.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts keyword.control.trycatch.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts keyword.operator.new.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts entity.name.type.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.begin.ts
|
||||
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts string.quoted.single.ts punctuation.definition.string.end.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts new.expr.ts meta.brace.round.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.terminator.statement.ts
|
||||
> // ....
|
||||
^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.whitespace.comment.leading.ts
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts comment.line.double-slash.ts punctuation.definition.comment.ts
|
||||
^^^^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts comment.line.double-slash.ts
|
||||
> };
|
||||
^^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts meta.arrow.ts meta.block.ts punctuation.definition.block.ts
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts punctuation.terminator.statement.ts
|
||||
>}
|
||||
^
|
||||
source.ts meta.function.ts meta.block.ts punctuation.definition.block.ts
|
||||
|
|
@ -0,0 +1,14 @@
|
|||
export function computed<K extends string | symbol>(...watchedProps: K[]) {
|
||||
if (watchedProps.length < 1) throw new Error('@computed() decorator must have at least one property argument');
|
||||
|
||||
return <V, T extends Record<K, any>>(
|
||||
_target: T,
|
||||
_prop: string | symbol,
|
||||
desc: TypedPropertyDescriptor<V>
|
||||
) => {
|
||||
if (!desc.get) throw new Error('The `@computed()` decorator must be used on `get` method.');
|
||||
if (desc.set) throw new Error('The `@computed()` decorator cannot be used with `set` method.');
|
||||
if (desc.value) throw new Error('The `@computed()` decorator cannot be used with a regular function.');
|
||||
// ....
|
||||
};
|
||||
}
|
||||
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