xmlbuilder2
Version:
An XML builder for node.js
145 lines • 4.26 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.YAMLCBWriter = void 0;
const BaseCBWriter_1 = require("./BaseCBWriter");
/**
* Serializes XML nodes.
*/
class YAMLCBWriter extends BaseCBWriter_1.BaseCBWriter {
_rootWritten = false;
_additionalLevel = 0;
/**
* Initializes a new instance of `BaseCBWriter`.
*
* @param builderOptions - XML builder options
*/
constructor(builderOptions) {
super(builderOptions);
if (builderOptions.indent.length < 2) {
throw new Error("YAML indententation string must be at least two characters long.");
}
if (builderOptions.offset < 0) {
throw new Error("YAML offset should be zero or a positive number.");
}
}
/** @inheritdoc */
frontMatter() {
return this._beginLine() + "---";
}
/** @inheritdoc */
declaration(version, encoding, standalone) {
return "";
}
/** @inheritdoc */
docType(name, publicId, systemId) {
return "";
}
/** @inheritdoc */
comment(data) {
// "!": "hello"
return this._beginLine() +
this._key(this._builderOptions.convert.comment) + " " +
this._val(data);
}
/** @inheritdoc */
text(data) {
// "#": "hello"
return this._beginLine() +
this._key(this._builderOptions.convert.text) + " " +
this._val(data);
}
/** @inheritdoc */
instruction(target, data) {
// "?": "target hello"
return this._beginLine() +
this._key(this._builderOptions.convert.ins) + " " +
this._val(data ? target + " " + data : target);
}
/** @inheritdoc */
cdata(data) {
// "$": "hello"
return this._beginLine() +
this._key(this._builderOptions.convert.cdata) + " " +
this._val(data);
}
/** @inheritdoc */
attribute(name, value) {
// "@name": "val"
this._additionalLevel++;
const str = this._beginLine() +
this._key(this._builderOptions.convert.att + name) + " " +
this._val(value);
this._additionalLevel--;
return str;
}
/** @inheritdoc */
openTagBegin(name) {
// "node":
// "#":
// -
let str = this._beginLine() + this._key(name);
if (!this._rootWritten) {
this._rootWritten = true;
}
this.hasData = true;
this._additionalLevel++;
str += this._beginLine(true) + this._key(this._builderOptions.convert.text);
return str;
}
/** @inheritdoc */
openTagEnd(name, selfClosing, voidElement) {
if (selfClosing) {
return " " + this._val("");
}
return "";
}
/** @inheritdoc */
closeTag(name) {
this._additionalLevel--;
return "";
}
/** @inheritdoc */
beginElement(name) { }
/** @inheritdoc */
endElement(name) { }
/**
* Produces characters to be prepended to a line of string in pretty-print
* mode.
*/
_beginLine(suppressArray = false) {
return (this.hasData ? this._writerOptions.newline : "") +
this._indent(this._writerOptions.offset + this.level, suppressArray);
}
/**
* Produces an indentation string.
*
* @param level - depth of the tree
* @param suppressArray - whether the suppress array marker
*/
_indent(level, suppressArray) {
if (level + this._additionalLevel <= 0) {
return "";
}
else {
const chars = this._writerOptions.indent.repeat(level + this._additionalLevel);
if (!suppressArray && this._rootWritten) {
return chars.substr(0, chars.length - 2) + '-' + chars.substr(-1, 1);
}
return chars;
}
}
/**
* Produces a YAML key string delimited with double quotes.
*/
_key(key) {
return "\"" + key + "\":";
}
/**
* Produces a YAML value string delimited with double quotes.
*/
_val(val) {
return JSON.stringify(val);
}
}
exports.YAMLCBWriter = YAMLCBWriter;
//# sourceMappingURL=YAMLCBWriter.js.map