implab/implabjs-core Files · src/main/ts/text/FormatCompiler.ts

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             FormatCompiler.ts
        
                    126 lines
            
             | 3.9 KiB
            
                | video/mp2t
            
             |
                TypeScriptLexer
            
             / src / main / ts / text / FormatCompiler.ts
          
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        cin
    
working on text writer

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      import { FormatScanner, TokeType } from "./FormatScanner";

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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      import { isNullOrEmptyString, isPrimitive, get } from "../safe";

      import { TextWriter, MapOf } from "../interfaces";

      type CompiledPattern = (writer: TextWriter, args: any) => void;

        cin
    
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      export class FormatCompiler {

        cin
    
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          _scanner: FormatScanner;

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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          _cache: MapOf<CompiledPattern> = {};

        cin
    
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        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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          _parts: Array<string | { name: string; format: string; }>;

          compile(pattern: string) {

              let compiledPattern = this._cache && this._cache[pattern];

              if (!compiledPattern) {

                  this._scanner = new FormatScanner(pattern);

                  this._parts = [];

                  this.visitText();

                  const parts = this._parts;

        cin
    
Working on text writer

              r81
            
        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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                  compiledPattern = (writer: TextWriter, args: any) => {

                      parts.forEach(x => {

                          if (isPrimitive(x))

                              writer.writeValue(x);

                          else

                              writer.writeValue(get(x.name, args), x.format);

                      });

                  };

                  if (this._cache)

                      this._cache[pattern] = compiledPattern;

              }

              return compiledPattern;

        cin
    
Working on text writer

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          }

          visitText() {

              while (this._scanner.next()) {

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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                  // console.log(this._scanner.getTokenType(), this._scanner.getTokenValue());

        cin
    
Working on text writer

              r81
            
                  switch (this._scanner.getTokenType()) {

                      case TokeType.CurlOpen:

                          this.visitCurlOpen();

                          break;

                      case TokeType.CurlClose:

                          this.visitCurlClose();

                          break;

                      default:

                          this.pushText(this._scanner.getTokenValue());

                  }

        cin
    
working on text writer

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              }

          }

        cin
    
Working on text writer

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          visitCurlClose() {

              if (!this._scanner.next())

                  this.dieUnexpectedEnd("}");

              if (this._scanner.getTokenType() !== TokeType.CurlClose)

                  this.dieUnexpectedToken("}");

              this.pushText("}");

          }

          visitCurlOpen() {

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

              r82
            
              if (!this._scanner.next())

                  this.dieUnexpectedEnd("{ | TEXT");

              if (this._scanner.getTokenType() === TokeType.CurlOpen)

                  this.pushText("{");

              else

                  this.visitTemplateSubst();

        cin
    
working on text writer

              r79
            
          }

        cin
    
Working on text writer

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          visitTemplateSubst() {

              if (this._scanner.getTokenType() !== TokeType.Text)

                  this.dieUnexpectedToken("TEXT");

        cin
    
working on text writer

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        cin
    
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              const fieldName = this._scanner.getTokenValue();

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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              const filedFormat = this.readColon() ? this.readFieldFormat() : null;

              if (this._scanner.getTokenType() !== TokeType.CurlClose)

                  this.dieUnexpectedToken("}");

        cin
    
working on text writer

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              this.pushSubst(fieldName, filedFormat);

          }

        cin
    
Added ObservableValue...

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        cin
    
Working on text writer

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          readFieldFormat() {

              const parts = new Array<string>();

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

              r82
            
              do {

        cin
    
Working on text writer

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                  if (this._scanner.getTokenType() === TokeType.CurlClose) {

                      return parts.join("");

                  } else {

                      parts.push(this._scanner.getTokenValue());

                  }

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

              r82
            
              } while (this._scanner.next());

        cin
    
Working on text writer

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              this.dieUnexpectedEnd("}");

        cin
    
working on text writer

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          }

        cin
    
Added ObservableValue...

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        cin
    
Working on text writer

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          readColon() {

              if (!this._scanner.next())

                  this.dieUnexpectedEnd();

              if (this._scanner.getTokenType() !== TokeType.Colon)

                  return false;

              if (!this._scanner.next())

                  this.dieUnexpectedEnd();

              return true;

        cin
    
working on text writer

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          }

        cin
    
Added ObservableValue...

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        cin
    
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          pushSubst(fieldName: string, filedFormat: string) {

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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              // console.log("pushSubst ", fieldName, filedFormat);

              this._parts.push({ name: fieldName, format: filedFormat });

        cin
    
working on text writer

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          }

          pushText(text: string) {

        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

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              this._parts.push(text);

        cin
    
working on text writer

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          }

        cin
    
Working on text writer

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          dieUnexpectedToken(expected?: string) {

              throw new Error(isNullOrEmptyString(expected) ?

                  `Unexpected token ${this._scanner.getTokenValue()}` :

                  `Unexpected token ${this._scanner.getTokenValue()}, expected ${expected}`

              );

        cin
    
working on text writer

              r79
            
          }

        cin
    
Working on text writer

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          dieUnexpectedEnd(expected?: string) {

              throw new Error(isNullOrEmptyString(expected) ? "Unexpected end of the string" : `Unexpected end of the string, expected ${expected}`);

        cin
    
working on text writer

              r79
            
          }

      }

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cin working on text writer	r79	import { FormatScanner, TokeType } from "./FormatScanner";
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	import { isNullOrEmptyString, isPrimitive, get } from "../safe";
		import { TextWriter, MapOf } from "../interfaces";

		type CompiledPattern = (writer: TextWriter, args: any) => void;
cin working on text writer	r79
		export class FormatCompiler {
cin Working on text writer	r81	_scanner: FormatScanner;
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	_cache: MapOf<CompiledPattern> = {};
cin working on text writer	r79
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	_parts: Array<string \| { name: string; format: string; }>;

		compile(pattern: string) {
		let compiledPattern = this._cache && this._cache[pattern];
		if (!compiledPattern) {
		this._scanner = new FormatScanner(pattern);
		this._parts = [];

		this.visitText();
		const parts = this._parts;
cin Working on text writer	r81
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	compiledPattern = (writer: TextWriter, args: any) => {
		parts.forEach(x => {
		if (isPrimitive(x))
		writer.writeValue(x);
		else
		writer.writeValue(get(x.name, args), x.format);
		});
		};
		if (this._cache)
		this._cache[pattern] = compiledPattern;
		}
		return compiledPattern;
cin Working on text writer	r81	}

		visitText() {
		while (this._scanner.next()) {
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	// console.log(this._scanner.getTokenType(), this._scanner.getTokenValue());
cin Working on text writer	r81	switch (this._scanner.getTokenType()) {
		case TokeType.CurlOpen:
		this.visitCurlOpen();
		break;
		case TokeType.CurlClose:
		this.visitCurlClose();
		break;
		default:
		this.pushText(this._scanner.getTokenValue());
		}
cin working on text writer	r79	}
		}

cin Working on text writer	r81	visitCurlClose() {
		if (!this._scanner.next())
		this.dieUnexpectedEnd("}");
		if (this._scanner.getTokenType() !== TokeType.CurlClose)
		this.dieUnexpectedToken("}");
		this.pushText("}");
		}

		visitCurlOpen() {
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	if (!this._scanner.next())
		this.dieUnexpectedEnd("{ \| TEXT");

		if (this._scanner.getTokenType() === TokeType.CurlOpen)
		this.pushText("{");
		else
		this.visitTemplateSubst();

cin working on text writer	r79	}

cin Working on text writer	r81	visitTemplateSubst() {
		if (this._scanner.getTokenType() !== TokeType.Text)
		this.dieUnexpectedToken("TEXT");
cin working on text writer	r79
cin Working on text writer	r81	const fieldName = this._scanner.getTokenValue();
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	const filedFormat = this.readColon() ? this.readFieldFormat() : null;

		if (this._scanner.getTokenType() !== TokeType.CurlClose)
		this.dieUnexpectedToken("}");
cin working on text writer	r79
		this.pushSubst(fieldName, filedFormat);
		}
cin Added ObservableValue...	r80
cin Working on text writer	r81	readFieldFormat() {
		const parts = new Array<string>();
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	do {
cin Working on text writer	r81	if (this._scanner.getTokenType() === TokeType.CurlClose) {
		return parts.join("");
		} else {
		parts.push(this._scanner.getTokenValue());
		}
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	} while (this._scanner.next());
cin Working on text writer	r81
		this.dieUnexpectedEnd("}");
cin working on text writer	r79	}
cin Added ObservableValue...	r80
cin Working on text writer	r81	readColon() {
		if (!this._scanner.next())
		this.dieUnexpectedEnd();
		if (this._scanner.getTokenType() !== TokeType.Colon)
		return false;
		if (!this._scanner.next())
		this.dieUnexpectedEnd();
		return true;
cin working on text writer	r79	}
cin Added ObservableValue...	r80
cin Working on text writer	r81	pushSubst(fieldName: string, filedFormat: string) {
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	// console.log("pushSubst ", fieldName, filedFormat);
		this._parts.push({ name: fieldName, format: filedFormat });
cin working on text writer	r79	}

		pushText(text: string) {
cin StringBuilder, TextWriter, ConsoleWriter tests	r82	this._parts.push(text);
cin working on text writer	r79	}

cin Working on text writer	r81	dieUnexpectedToken(expected?: string) {
		throw new Error(isNullOrEmptyString(expected) ?
		`Unexpected token ${this._scanner.getTokenValue()}` :
		`Unexpected token ${this._scanner.getTokenValue()}, expected ${expected}`
		);
cin working on text writer	r79	}

cin Working on text writer	r81	dieUnexpectedEnd(expected?: string) {
		throw new Error(isNullOrEmptyString(expected) ? "Unexpected end of the string" : `Unexpected end of the string, expected ${expected}`);
cin working on text writer	r79	}
		}