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109 lines
3.4 KiB
109 lines
3.4 KiB
4 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const standard_1 = require("./standard");
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const primitiveTypeMap_1 = require("./primitiveTypeMap");
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class Token {
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constructor(type, value = '') {
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this.type = type;
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this.value = value;
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}
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}
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class Parser {
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constructor(nodes) {
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this.nodes = nodes;
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}
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eat(type) {
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if (this.nodes.length && this.nodes[0].type === type) {
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const node = this.nodes[0];
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this.nodes = this.nodes.slice(1);
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return node;
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}
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else {
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console.error('current nodes', this.nodes);
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throw Error('the first node type is not ' + type + " in template parser's eat method");
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}
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}
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check(type) {
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if (this.nodes.length && this.nodes[0].type === type) {
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return true;
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}
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return false;
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}
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parserTemplateArgs() {
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const args = [];
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args[0] = this.parseTemplate();
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while (this.check('Comma')) {
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this.eat('Comma');
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args.push(this.parseTemplate());
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}
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return args;
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}
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parseTemplate() {
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const name = this.eat('Identifier').value;
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let templateArgs = [];
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if (this.check('PreTemplate')) {
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this.eat('PreTemplate');
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templateArgs = this.parserTemplateArgs();
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this.eat('EndTemplate');
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}
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return {
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type: 'Template',
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name,
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templateArgs
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};
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}
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}
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function parseAst2StandardDataType(ast, defNames, classTemplateArgs = []) {
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const { name, templateArgs } = ast;
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let typeName = primitiveTypeMap_1.PrimitiveTypeMap[name] || name;
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const isDefsType = defNames.includes(name);
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const typeArgs = templateArgs.map(arg => {
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return parseAst2StandardDataType(arg, defNames, classTemplateArgs);
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});
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const dataType = new standard_1.StandardDataType(typeArgs, typeName, isDefsType);
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dataType.setTemplateIndex(classTemplateArgs);
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return dataType;
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}
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exports.parseAst2StandardDataType = parseAst2StandardDataType;
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function compileTemplate(template, keyword = '#/definitions/') {
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if (template.startsWith(keyword)) {
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template = template.slice(keyword.length);
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}
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if (!template) {
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return null;
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}
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const Identifier = /^[a-zA-Z_][a-zA-Z_0-9-]*/;
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const PreTemplate = /^«/;
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const EndTemplate = /^»/;
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const Comma = /^,/;
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let code = template;
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let matchedText = '';
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let nodes = [];
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while (code) {
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code = code.replace(/\s/g, '');
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code = code.replace(/\./g, '_');
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if (code.match(Identifier)) {
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matchedText = code.match(Identifier)[0];
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nodes.push(new Token('Identifier', matchedText));
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}
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else if (code.match(PreTemplate)) {
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matchedText = code.match(PreTemplate)[0];
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nodes.push(new Token('PreTemplate', matchedText));
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}
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else if (code.match(EndTemplate)) {
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matchedText = code.match(EndTemplate)[0];
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nodes.push(new Token('EndTemplate', matchedText));
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}
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else if (code.match(Comma)) {
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matchedText = code.match(Comma)[0];
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nodes.push(new Token('Comma', matchedText));
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}
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else {
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return null;
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}
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code = code.slice(matchedText.length);
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}
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return new Parser(nodes).parseTemplate();
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}
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exports.compileTemplate = compileTemplate;
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//# sourceMappingURL=compiler.js.map
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