4161802573

Build Type

push

github

Committed by GitHub

Commit Message

Implement circular dependencies and partial modules

Run Details

4894 of 5691 branches covered (86.0%)

Branch coverage included in aggregate %.

10517 of 11154 relevant lines covered (94.29%)

32506.8 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 {	3✔
5	public staticContext?: StaticContext;
6
7	private _namespaceScope: { [prefix: string]: string }[];
8	private _scopeIndex: number = 0;	5,066✔
9	private _variableScope: { [key: string]: SequenceType }[];
10
11	constructor(staticContext?: StaticContext) {
12	this.staticContext = staticContext;	5,066✔
13	this._variableScope = [{}];	5,066✔
14	this._namespaceScope = [{}];	5,066✔
15	}
16
17	public getVariable(varName: string): SequenceType {
18	for (let i = this._scopeIndex; i >= 0; i--) {	6,106✔
19	const variableType = this._variableScope[i][varName];	9,551✔
20	if (variableType) {	9,551✔
21	return variableType;	2,041✔
22	}
23	}
24	// The variable is not found, indicate this to the caller by returning undefined.
25	return undefined;	4,065✔
26	}
27
28	public insertVariable(varName: string, varType: SequenceType): void {
29	if (this._variableScope[this._scopeIndex][varName]) {	1,829!
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;	1,829✔
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++;	1,961✔
52	this._variableScope.push({});	1,961✔
53	this._namespaceScope.push({});	1,961✔
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--) {	12,204✔
62	const namespaceURI = this._namespaceScope[i][prefix];	22,069✔
63	if (namespaceURI !== undefined) {	22,069!
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;	12,204✔
69	}
70	}

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