76 lines
1.5 KiB
TypeScript
76 lines
1.5 KiB
TypeScript
import { AsyncBooleanExpression } from "./AsyncBooleanExpression";
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export abstract class StringValueAsyncMatcher<T> extends AsyncBooleanExpression<T>
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{
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abstract getStringValue( t:T ):Promise<string>;
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}
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export abstract class LitaralAsyncMatcher<T,L extends string> extends StringValueAsyncMatcher<T>
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{
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_literal:L
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constructor( literal:L )
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{
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super();
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this._literal = literal;
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}
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async evaluate( t:T ):Promise<boolean>
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{
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let value = await this.getStringValue( t );
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if ( value === null )
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{
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return false;
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}
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return Promise.resolve( this._literal === value );
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}
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}
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export abstract class ContainsLitaralAsyncMatcher<T,L extends string> extends StringValueAsyncMatcher<T>
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{
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_literal:L
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constructor( literal:L )
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{
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super();
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this._literal = literal;
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}
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async evaluate( t:T ):Promise<boolean>
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{
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let value = await this.getStringValue( t );
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if ( value === null )
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{
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return false;
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}
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return Promise.resolve( value.indexOf( this._literal ) !== -1 );
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}
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}
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export abstract class RegExpAsyncMatcher<T> extends StringValueAsyncMatcher<T>
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{
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private _regexp:RegExp;
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constructor( regexp:RegExp )
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{
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super();
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this._regexp = regexp;
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}
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async evaluate( t:T ):Promise<boolean>
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{
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let value = await this.getStringValue( t );
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if ( value === null )
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{
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return false;
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}
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return Promise.resolve( this._regexp.test( value ) );
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}
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} |