3950402240

Build Type

github

Committed by GitHub

Commit Message

Merge 86c7961a3 into de815bf32

Pull Request Pull Request #572: Update dependencies

Run Details

4882 of 5680 branches covered (85.95%)

Branch coverage included in aggregate %.

10480 of 11118 relevant lines covered (94.26%)

97761.7 hits per line

Source File
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65.79

/src/typeInference/AnnotationContext.ts

import { SequenceType } from '../expressions/dataTypes/Value';
import StaticContext from '../expressions/StaticContext';

export class AnnotationContext {
        public staticContext?: StaticContext;

        private _namespaceScope: { [prefix: string]: string }[];
        private _scopeIndex: number = 0;
        private _variableScope: { [key: string]: SequenceType }[];

        constructor(staticContext?: StaticContext) {
                this.staticContext = staticContext;
                this._variableScope = [{}];
                this._namespaceScope = [{}];
        }

        public getVariable(varName: string): SequenceType {
                for (let i = this._scopeIndex; i >= 0; i--) {
                        const variableType = this._variableScope[i][varName];
                        if (variableType) {
                                return variableType;
                        }
                }
                // The variable is not found, indicate this to the caller by returning undefined.
                return undefined;
        }

        public insertVariable(varName: string, varType: SequenceType): void {
                if (this._variableScope[this._scopeIndex][varName]) {
                        // TODO: change the error being thrown in here to adhere the "error code" code.
                        throw new Error(
                                `Another variable of in the scope ${this._scopeIndex} with the same name ${varName} already exists`
                        );
                }

                this._variableScope[this._scopeIndex][varName] = varType;
        }

        public popScope(): void {
                if (this._scopeIndex > 0) {
                        this._scopeIndex--;
                        this._variableScope.pop();
                        this._namespaceScope.pop();
                        return;
                }

                throw new Error('Variable scope out of bound');
        }

        public pushScope(): void {
                this._scopeIndex++;
                this._variableScope.push({});
                this._namespaceScope.push({});
        }

        public registerNamespace(prefix: string, uri: string | null) {
                this._namespaceScope[this._scopeIndex][prefix] = uri;
        }

        public resolveNamespace(prefix: string): string | null {
                for (let i = this._scopeIndex; i >= 0; i--) {
                        const namespaceURI = this._namespaceScope[i][prefix];
                        if (namespaceURI !== undefined) {
                                return namespaceURI;
                        }
                }
                // The namespace is not found. Look it up using the static context if we have it
                return this.staticContext ? this.staticContext.resolveNamespace(prefix) : undefined;
        }
}

1	import { SequenceType } from '../expressions/dataTypes/Value';
2	import StaticContext from '../expressions/StaticContext';
3
4	export class AnnotationContext {	9✔
5	public staticContext?: StaticContext;
6
7	private _namespaceScope: { [prefix: string]: string }[];
8	private _scopeIndex: number = 0;	15,177✔
9	private _variableScope: { [key: string]: SequenceType }[];
10
11	constructor(staticContext?: StaticContext) {
12	this.staticContext = staticContext;	15,177✔
13	this._variableScope = [{}];	15,177✔
14	this._namespaceScope = [{}];	15,177✔
15	}
16
17	public getVariable(varName: string): SequenceType {
18	for (let i = this._scopeIndex; i >= 0; i--) {	18,294✔
19	const variableType = this._variableScope[i][varName];	28,629✔
20	if (variableType) {	28,629✔
21	return variableType;	6,123✔
22	}
23	}
24	// The variable is not found, indicate this to the caller by returning undefined.
25	return undefined;	12,171✔
26	}
27
28	public insertVariable(varName: string, varType: SequenceType): void {
29	if (this._variableScope[this._scopeIndex][varName]) {	5,487!
30	// TODO: change the error being thrown in here to adhere the "error code" code.
31	throw new Error(	×
32	`Another variable of in the scope ${this._scopeIndex} with the same name ${varName} already exists`
33	);
34	}
35
36	this._variableScope[this._scopeIndex][varName] = varType;	5,487✔
37	}
38
39	public popScope(): void {
40	if (this._scopeIndex > 0) {	×
41	this._scopeIndex--;	×
42	this._variableScope.pop();	×
43	this._namespaceScope.pop();	×
44	return;	×
45	}
46
47	throw new Error('Variable scope out of bound');	×
48	}
49
50	public pushScope(): void {
51	this._scopeIndex++;	5,883✔
52	this._variableScope.push({});	5,883✔
53	this._namespaceScope.push({});	5,883✔
54	}
55
56	public registerNamespace(prefix: string, uri: string \| null) {
57	this._namespaceScope[this._scopeIndex][prefix] = uri;	×
58	}
59
60	public resolveNamespace(prefix: string): string \| null {
61	for (let i = this._scopeIndex; i >= 0; i--) {	36,588✔
62	const namespaceURI = this._namespaceScope[i][prefix];	66,183✔
63	if (namespaceURI !== undefined) {	66,183!
64	return namespaceURI;	×
65	}
66	}
67	// The namespace is not found. Look it up using the static context if we have it
68	return this.staticContext ? this.staticContext.resolveNamespace(prefix) : undefined;	36,588✔
69	}
70	}

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