#15225

Committed 23 Feb 2026 03:37PM UTC coverage: 87.228% (-1.8%) from 88.989%

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Commit Message

Merge c2f319ba4 into fd4d8c43f

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14853 of 17988 branches covered (82.57%)

Branch coverage included in aggregate %.

31 of 31 new or added lines in 5 files covered. (100.0%)

828 existing lines in 47 files now uncovered.

15519 of 16831 relevant lines covered (92.2%)

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91.15

/src/types/ArrayType.ts


import { SymbolTypeFlag } from '../SymbolTypeFlag';
import { isArrayType, isDynamicType, isEnumMemberType, isInvalidType, isObjectType, isTypeStatementType } from '../astUtils/reflection';
import type { TypeCompatibilityData } from '../interfaces';
import { BscType } from './BscType';
import { BscTypeKind } from './BscTypeKind';
import type { BuiltInInterfaceOverride } from './BuiltInInterfaceAdder';
import { BuiltInInterfaceAdder } from './BuiltInInterfaceAdder';
import { DynamicType } from './DynamicType';
import { IntegerType } from './IntegerType';
import { unionTypeFactory } from './UnionType';
import { getUniqueType, isUnionTypeCompatible } from './helpers';
import { util } from '../util';

export class ArrayType extends BscType {
    constructor(...innerTypes: BscType[]) {
        super();
        this.innerTypes = innerTypes;
    }

    public readonly kind = BscTypeKind.ArrayType;
    public isBuiltIn = true;

    public innerTypes: BscType[] = [];

    public _defaultType: BscType;
    private isCheckingInnerTypesForDefaultType = false;

    public get defaultType(): BscType {
        if (this._defaultType) {
            return this._defaultType;
        }
        if (this.innerTypes?.length === 0 || this.isCheckingInnerTypesForDefaultType) {
            return DynamicType.instance;
        }
        this.isCheckingInnerTypesForDefaultType = true;

        let resultType = this.innerTypes[0];
        if (this.innerTypes?.length > 1) {
            resultType = getUniqueType(this.innerTypes, unionTypeFactory) ?? DynamicType.instance;
        }
        if (isEnumMemberType(resultType)) {
            resultType = resultType.parentEnumType ?? resultType;
        }
        this._defaultType = util.getDefaultTypeFromValueType(resultType);
        this.isCheckingInnerTypesForDefaultType = false;
        return this._defaultType;
    }

    public isTypeCompatible(targetType: BscType, data?: TypeCompatibilityData) {
        while (isTypeStatementType(targetType)) {
            targetType = targetType.wrappedType;
        }
        if (isDynamicType(targetType)) {
            return true;
        } else if (isObjectType(targetType)) {
            return true;
        } else if (isInvalidType(targetType)) {
            return true;
        } else if (isUnionTypeCompatible(this, targetType)) {
            return true;
        } else if (isArrayType(targetType)) {
            const compatible = this.defaultType.isTypeCompatible(targetType.defaultType, data);
            if (data) {
                data.actualType = targetType.defaultType;
                data.expectedType = this.defaultType;
            }
            return compatible;
        } else if (this.checkCompatibilityBasedOnMembers(targetType, SymbolTypeFlag.runtime, data)) {
            return true;
        }
        return false;
    }

    public toString() {
        return `Array<${this.defaultType.toString()}>`;
    }

    public toTypeString(): string {
        return 'object';
    }

    public isEqual(targetType: BscType): boolean {
        if (isArrayType(targetType)) {
            if (targetType.innerTypes.length !== this.innerTypes.length) {
                return false;
            }
            for (let i = 0; i < this.innerTypes.length; i++) {
                if (!this.innerTypes[i].isEqual(targetType.innerTypes[i])) {
                    return false;
                }
            }
            return true;
        }
        return false;
    }

    addBuiltInInterfaces() {
        if (!this.hasAddedBuiltInInterfaces) {
            const overrideMap = new Map<string, BuiltInInterfaceOverride>();
            const defaultType = this.defaultType;
            overrideMap
                // ifArray
                .set('peek', { returnType: defaultType })
                .set('pop', { returnType: defaultType })
                .set('push', { parameterTypes: [defaultType] })
                .set('shift', { returnType: defaultType })
                .set('unshift', { parameterTypes: [defaultType] })
                .set('append', { parameterTypes: [this] })
                // ifArrayGet
                .set('get', { returnType: defaultType })
                // ifArraySet
                .set('get', { parameterTypes: [IntegerType.instance, defaultType] })
                //ifEnum
                .set('next', { returnType: defaultType });
            BuiltInInterfaceAdder.addBuiltInInterfacesToType(this, overrideMap);
        }
        this.hasAddedBuiltInInterfaces = true;
    }
}

1
2	import { SymbolTypeFlag } from '../SymbolTypeFlag';	1✔
3	import { isArrayType, isDynamicType, isEnumMemberType, isInvalidType, isObjectType, isTypeStatementType } from '../astUtils/reflection';	1✔
4	import type { TypeCompatibilityData } from '../interfaces';
5	import { BscType } from './BscType';	1✔
6	import { BscTypeKind } from './BscTypeKind';	1✔
7	import type { BuiltInInterfaceOverride } from './BuiltInInterfaceAdder';
8	import { BuiltInInterfaceAdder } from './BuiltInInterfaceAdder';	1✔
9	import { DynamicType } from './DynamicType';	1✔
10	import { IntegerType } from './IntegerType';	1✔
11	import { unionTypeFactory } from './UnionType';	1✔
12	import { getUniqueType, isUnionTypeCompatible } from './helpers';	1✔
13	import { util } from '../util';	1✔
14
15	export class ArrayType extends BscType {	1✔
16	constructor(...innerTypes: BscType[]) {
17	super();	200,149✔
18	this.innerTypes = innerTypes;	200,149✔
19	}
20
21	public readonly kind = BscTypeKind.ArrayType;	200,149✔
22	public isBuiltIn = true;	200,149✔
23
24	public innerTypes: BscType[] = [];	200,149✔
25
26	public _defaultType: BscType;
27	private isCheckingInnerTypesForDefaultType = false;	200,149✔
28
29	public get defaultType(): BscType {
30	if (this._defaultType) {	11,136✔
31	return this._defaultType;	2,004✔
32	}
33	if (this.innerTypes?.length === 0 \|\| this.isCheckingInnerTypesForDefaultType) {	9,132!
34	return DynamicType.instance;	8,898✔
35	}
36	this.isCheckingInnerTypesForDefaultType = true;	234✔
37
38	let resultType = this.innerTypes[0];	234✔
39	if (this.innerTypes?.length > 1) {	234!
40	resultType = getUniqueType(this.innerTypes, unionTypeFactory) ?? DynamicType.instance;	38!
41	}
42	if (isEnumMemberType(resultType)) {	234✔
43	resultType = resultType.parentEnumType ?? resultType;	2!
44	}
45	this._defaultType = util.getDefaultTypeFromValueType(resultType);	234✔
46	this.isCheckingInnerTypesForDefaultType = false;	234✔
47	return this._defaultType;	234✔
48	}
49
50	public isTypeCompatible(targetType: BscType, data?: TypeCompatibilityData) {
51	while (isTypeStatementType(targetType)) {	26✔
UNCOV 52	targetType = targetType.wrappedType;	×
53	}
54	if (isDynamicType(targetType)) {	26✔
55	return true;	1✔
56	} else if (isObjectType(targetType)) {	25✔
57	return true;	3✔
58	} else if (isInvalidType(targetType)) {	22✔
59	return true;	5✔
60	} else if (isUnionTypeCompatible(this, targetType)) {	17!
UNCOV 61	return true;	×
62	} else if (isArrayType(targetType)) {	17✔
63	const compatible = this.defaultType.isTypeCompatible(targetType.defaultType, data);	11✔
64	if (data) {	11✔
65	data.actualType = targetType.defaultType;	7✔
66	data.expectedType = this.defaultType;	7✔
67	}
68	return compatible;	11✔
69	} else if (this.checkCompatibilityBasedOnMembers(targetType, SymbolTypeFlag.runtime, data)) {	6✔
70	return true;	3✔
71	}
72	return false;	3✔
73	}
74
75	public toString() {
76	return `Array<${this.defaultType.toString()}>`;	9,284✔
77	}
78
79	public toTypeString(): string {
UNCOV 80	return 'object';	×
81	}
82
83	public isEqual(targetType: BscType): boolean {
84	if (isArrayType(targetType)) {	19✔
85	if (targetType.innerTypes.length !== this.innerTypes.length) {	17!
UNCOV 86	return false;	×
87	}
88	for (let i = 0; i < this.innerTypes.length; i++) {	17✔
89	if (!this.innerTypes[i].isEqual(targetType.innerTypes[i])) {	16✔
90	return false;	8✔
91	}
92	}
93	return true;	9✔
94	}
95	return false;	2✔
96	}
97
98	addBuiltInInterfaces() {
99	if (!this.hasAddedBuiltInInterfaces) {	158✔
100	const overrideMap = new Map<string, BuiltInInterfaceOverride>();	67✔
101	const defaultType = this.defaultType;	67✔
102	overrideMap	67✔
103	// ifArray
104	.set('peek', { returnType: defaultType })
105	.set('pop', { returnType: defaultType })
106	.set('push', { parameterTypes: [defaultType] })
107	.set('shift', { returnType: defaultType })
108	.set('unshift', { parameterTypes: [defaultType] })
109	.set('append', { parameterTypes: [this] })
110	// ifArrayGet
111	.set('get', { returnType: defaultType })
112	// ifArraySet
113	.set('get', { parameterTypes: [IntegerType.instance, defaultType] })
114	//ifEnum
115	.set('next', { returnType: defaultType });
116	BuiltInInterfaceAdder.addBuiltInInterfacesToType(this, overrideMap);	67✔
117	}
118	this.hasAddedBuiltInInterfaces = true;	158✔
119	}
120	}

rokucommunity / brighterscript / #15225

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