cql-antlr-parser/lib/CqlAntlrListener.js

Antlr Parsing of CQL in typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const AntlrUtils_1 = require("./AntlrUtils");
const cqlLexer_1 = require("./generated/cqlLexer");
class CqlAntlrListener {
    constructor(cqlResult) {
        this.cqlResult = cqlResult;
    }
    enterLibrary(ctx) {
        console.log(`Entering antlr root at line number ${ctx._start.line}`);
    }
    enterLibraryDefinition(ctx) {
        this.cqlResult.library = new CqlVersionCreator(ctx).buildDao();
    }
    enterUsingDefinition(ctx) {
        this.cqlResult.using = new CqlVersionCreator(ctx).buildDao();
    }
    enterIncludeDefinition(ctx) {
        const cqlInclude = new CqlIncludeCreator(ctx).buildDao();
        if (cqlInclude) {
            this.cqlResult.includes.push(cqlInclude);
        }
    }
    enterCodesystemDefinition(ctx) {
        const cqlCodeSystem = new CqlCodeSystemCreator(ctx).buildDao();
        if (cqlCodeSystem) {
            this.cqlResult.codeSystems.push(cqlCodeSystem);
        }
    }
    enterValuesetDefinition(ctx) {
        const cqlValueSet = new CqlValueSystemCreator(ctx).buildDao();
        if (cqlValueSet) {
            this.cqlResult.valueSets.push(cqlValueSet);
        }
    }
    enterCodeDefinition(ctx) {
        const cqlCode = new CqlCodeCreator(ctx).buildDao();
        if (cqlCode) {
            this.cqlResult.codes.push(cqlCode);
        }
    }
}
class CreatorBase {
    constructor(ctx, cqlDao) {
        this.ctx = ctx;
        this.cqlDao = cqlDao;
    }
    buildDao() {
        this.cqlDao.text = AntlrUtils_1.AntlrUtils.findText(this.ctx);
        this.cqlDao.start = this.buildLineInfo(this.ctx.start);
        this.cqlDao.stop = this.buildLineInfo(this.ctx.stop);
        if (typeof this.cqlDao.text === "string") {
            return this.build();
        }
        else {
            return undefined;
        }
    }
    buildLineInfo(token) {
        if (!token) {
            return undefined;
        }
        const lineInfo = {};
        lineInfo.line = token.line;
        lineInfo.position = token.charPositionInLine;
        if (token.charPositionInLine !== 0) {
            lineInfo.position += token.stopIndex - token.startIndex;
        }
        return lineInfo;
    }
    findChildText(cqlLexerId, occurrence = 1) {
        return AntlrUtils_1.AntlrUtils.findChildText(this.ctx.children, cqlLexerId, occurrence);
    }
}
class CqlVersionCreator extends CreatorBase {
    constructor(ctx, cqlVersion) {
        super(ctx, !cqlVersion ? {} : cqlVersion);
    }
    static setNameVersion(children, cqlDao) {
        cqlDao.name = AntlrUtils_1.AntlrUtils.findChildText(children, cqlLexer_1.cqlLexer.IDENTIFIER);
        cqlDao.version = AntlrUtils_1.AntlrUtils.findChildText(children, cqlLexer_1.cqlLexer.STRING);
    }
    build() {
        CqlVersionCreator.setNameVersion(this.ctx.children, this.cqlDao);
        return this.cqlDao;
    }
}
class CqlIncludeCreator extends CreatorBase {
    constructor(ctx) {
        super(ctx, {});
    }
    build() {
        CqlVersionCreator.setNameVersion(this.ctx.children, this.cqlDao);
        this.cqlDao.called = this.findChildText(cqlLexer_1.cqlLexer.IDENTIFIER, 2);
        return this.cqlDao;
    }
}
class CqlCodeSystemCreator extends CreatorBase {
    constructor(ctx) {
        super(ctx, {});
    }
    build() {
        this.cqlDao.oid = this.findChildText(cqlLexer_1.cqlLexer.STRING);
        this.cqlDao.name = this.findChildText(cqlLexer_1.cqlLexer.QUOTEDIDENTIFIER);
        this.cqlDao.version = this.findChildText(cqlLexer_1.cqlLexer.STRING, 2);
        return this.cqlDao;
    }
}
class CqlValueSystemCreator extends CreatorBase {
    constructor(ctx) {
        super(ctx, {});
    }
    build() {
        this.cqlDao.name = this.findChildText(cqlLexer_1.cqlLexer.QUOTEDIDENTIFIER);
        this.cqlDao.url = this.findChildText(cqlLexer_1.cqlLexer.STRING);
        return this.cqlDao;
    }
}
class CqlCodeCreator extends CreatorBase {
    constructor(ctx) {
        super(ctx, {});
    }
    build() {
        this.cqlDao.name = this.findChildText(cqlLexer_1.cqlLexer.QUOTEDIDENTIFIER);
        this.cqlDao.codeId = this.findChildText(cqlLexer_1.cqlLexer.STRING);
        this.cqlDao.codeSystem = this.findChildText(cqlLexer_1.cqlLexer.QUOTEDIDENTIFIER, 2);
        return this.cqlDao;
    }
}
exports.default = CqlAntlrListener;