67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
import {
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Function as FunctionToken,
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LeftParenthesis,
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RightParenthesis
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} from '../../tokenizer/index.js';
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export const name = 'GeneralEnclosed';
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export const structure = {
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kind: String,
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function: [String, null],
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children: [[]]
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};
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// <function-token> <any-value> )
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// ( <any-value> )
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export function parse(kind) {
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const start = this.tokenStart;
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let functionName = null;
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if (this.tokenType === FunctionToken) {
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functionName = this.consumeFunctionName();
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} else {
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this.eat(LeftParenthesis);
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}
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const children = this.parseWithFallback(
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() => {
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const startValueToken = this.tokenIndex;
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const children = this.readSequence(this.scope.Value);
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if (this.eof === false &&
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this.isBalanceEdge(startValueToken) === false) {
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this.error();
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}
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return children;
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},
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() => this.createSingleNodeList(
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this.Raw(null, false)
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)
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);
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if (!this.eof) {
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this.eat(RightParenthesis);
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}
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return {
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type: 'GeneralEnclosed',
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loc: this.getLocation(start, this.tokenStart),
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kind,
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function: functionName,
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children
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};
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}
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export function generate(node) {
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if (node.function) {
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this.token(FunctionToken, node.function + '(');
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} else {
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this.token(LeftParenthesis, '(');
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}
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this.children(node);
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this.token(RightParenthesis, ')');
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}
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