4274003586

Build Type

push

github

Committed by amit kumar gupta

Commit Message

update package

Run Details

705 of 760 branches covered (92.76%)

1 of 1 new or added line in 1 file covered. (100.0%)

2396 of 2441 relevant lines covered (98.16%)

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91.82

/src/xmlparser/DocTypeReader.js

//TODO: handle comments
function readDocType(xmlData, i){
    
    const entities = {};
    if( xmlData[i + 3] === 'O' &&
         xmlData[i + 4] === 'C' &&
         xmlData[i + 5] === 'T' &&
         xmlData[i + 6] === 'Y' &&
         xmlData[i + 7] === 'P' &&
         xmlData[i + 8] === 'E')
    {    
        i = i+9;
        let angleBracketsCount = 1;
        let hasBody = false, comment = false;
        let exp = "";
        for(;i<xmlData.length;i++){
            if (xmlData[i] === '<' && !comment) { //Determine the tag type
                if( hasBody && isEntity(xmlData, i)){
                    i += 7; 
                    [entityName, val,i] = readEntityExp(xmlData,i+1);
                    if(val.indexOf("&") === -1) //Parameter entities are not supported
                        entities[ entityName ] = {
                            regx : RegExp( `&${entityName};`,"g"),
                            val: val
                        };
                }
                else if( hasBody && isElement(xmlData, i))  i += 8;//Not supported
                else if( hasBody && isAttlist(xmlData, i))  i += 8;//Not supported
                else if( hasBody && isNotation(xmlData, i)) i += 9;//Not supported
                else if( isComment)                         comment = true;
                else                                        throw new Error("Invalid DOCTYPE");

                angleBracketsCount++;
                exp = "";
            } else if (xmlData[i] === '>') { //Read tag content
                if(comment){
                    if( xmlData[i - 1] === "-" && xmlData[i - 2] === "-"){
                        comment = false;
                        angleBracketsCount--;
                    }
                }else{
                    angleBracketsCount--;
                }
                if (angleBracketsCount === 0) {
                  break;
                }
            }else if( xmlData[i] === '['){
                hasBody = true;
            }else{
                exp += xmlData[i];
            }
        }
        if(angleBracketsCount !== 0){
            throw new Error(`Unclosed DOCTYPE`);
        }
    }else{
        throw new Error(`Invalid Tag instead of DOCTYPE`);
    }
    return {entities, i};
}

function readEntityExp(xmlData,i){
    //External entities are not supported
    //    <!ENTITY ext SYSTEM "http://normal-website.com" >

    //Parameter entities are not supported
    //    <!ENTITY entityname "&anotherElement;">

    //Internal entities are supported
    //    <!ENTITY entityname "replacement text">
    
    //read EntityName
    let entityName = "";
    for (; i < xmlData.length && (xmlData[i] !== "'" && xmlData[i] !== '"' ); i++) {
        // if(xmlData[i] === " ") continue;
        // else 
        entityName += xmlData[i];
    }
    entityName = entityName.trim();
    if(entityName.indexOf(" ") !== -1) throw new Error("External entites are not supported");

    //read Entity Value
    const startChar = xmlData[i++];
    let val = ""
    for (; i < xmlData.length && xmlData[i] !== startChar ; i++) {
        val += xmlData[i];
    }
    return [entityName, val, i];
}

function isComment(xmlData, i){
    if(xmlData[i+1] === '!' &&
    xmlData[i+2] === '-' &&
    xmlData[i+3] === '-') return true
    return false
}
function isEntity(xmlData, i){
    if(xmlData[i+1] === '!' &&
    xmlData[i+2] === 'E' &&
    xmlData[i+3] === 'N' &&
    xmlData[i+4] === 'T' &&
    xmlData[i+5] === 'I' &&
    xmlData[i+6] === 'T' &&
    xmlData[i+7] === 'Y') return true
    return false
}
function isElement(xmlData, i){
    if(xmlData[i+1] === '!' &&
    xmlData[i+2] === 'E' &&
    xmlData[i+3] === 'L' &&
    xmlData[i+4] === 'E' &&
    xmlData[i+5] === 'M' &&
    xmlData[i+6] === 'E' &&
    xmlData[i+7] === 'N' &&
    xmlData[i+8] === 'T') return true
    return false
}

function isAttlist(xmlData, i){
    if(xmlData[i+1] === '!' &&
    xmlData[i+2] === 'A' &&
    xmlData[i+3] === 'T' &&
    xmlData[i+4] === 'T' &&
    xmlData[i+5] === 'L' &&
    xmlData[i+6] === 'I' &&
    xmlData[i+7] === 'S' &&
    xmlData[i+8] === 'T') return true
    return false
}
function isNotation(xmlData, i){
    if(xmlData[i+1] === '!' &&
    xmlData[i+2] === 'N' &&
    xmlData[i+3] === 'O' &&
    xmlData[i+4] === 'T' &&
    xmlData[i+5] === 'A' &&
    xmlData[i+6] === 'T' &&
    xmlData[i+7] === 'I' &&
    xmlData[i+8] === 'O' &&
    xmlData[i+9] === 'N') return true
    return false
}

module.exports = readDocType;

1	//TODO: handle comments
2	function readDocType(xmlData, i){
3
4	const entities = {};	11✔
5	if( xmlData[i + 3] === 'O' &&	11!
6	xmlData[i + 4] === 'C' &&
7	xmlData[i + 5] === 'T' &&
8	xmlData[i + 6] === 'Y' &&
9	xmlData[i + 7] === 'P' &&
10	xmlData[i + 8] === 'E')
11	{
12	i = i+9;	11✔
13	let angleBracketsCount = 1;	11✔
14	let hasBody = false, comment = false;	11✔
15	let exp = "";	11✔
16	for(;i<xmlData.length;i++){	11✔
17	if (xmlData[i] === '<' && !comment) { //Determine the tag type	779✔
18	if( hasBody && isEntity(xmlData, i)){	20✔
19	i += 7;	10✔
20	[entityName, val,i] = readEntityExp(xmlData,i+1);	10✔
21	if(val.indexOf("&") === -1) //Parameter entities are not supported	10✔
22	entities[ entityName ] = {	9✔
23	regx : RegExp( `&${entityName};`,"g"),
24	val: val
25	};
26	}
27	else if( hasBody && isElement(xmlData, i)) i += 8;//Not supported	10✔
28	else if( hasBody && isAttlist(xmlData, i)) i += 8;//Not supported	7✔
29	else if( hasBody && isNotation(xmlData, i)) i += 9;//Not supported	6✔
30	else if( isComment) comment = true;	5!
31	else throw new Error("Invalid DOCTYPE");	×
32
33	angleBracketsCount++;	20✔
34	exp = "";	20✔
35	} else if (xmlData[i] === '>') { //Read tag content	759✔
36	if(comment){	31✔
37	if( xmlData[i - 1] === "-" && xmlData[i - 2] === "-"){	6✔
38	comment = false;	5✔
39	angleBracketsCount--;	5✔
40	}
41	}else{
42	angleBracketsCount--;	25✔
43	}
44	if (angleBracketsCount === 0) {	31✔
45	break;	10✔
46	}
47	}else if( xmlData[i] === '['){	728✔
48	hasBody = true;	8✔
49	}else{
50	exp += xmlData[i];	720✔
51	}
52	}
53	if(angleBracketsCount !== 0){	11✔
54	throw new Error(`Unclosed DOCTYPE`);	1✔
55	}
56	}else{
57	throw new Error(`Invalid Tag instead of DOCTYPE`);	×
58	}
59	return {entities, i};	10✔
60	}
61
62	function readEntityExp(xmlData,i){
63	//External entities are not supported
64	// <!ENTITY ext SYSTEM "http://normal-website.com" >
65
66	//Parameter entities are not supported
67	// <!ENTITY entityname "&anotherElement;">
68
69	//Internal entities are supported
70	// <!ENTITY entityname "replacement text">
71
72	//read EntityName
73	let entityName = "";	10✔
74	for (; i < xmlData.length && (xmlData[i] !== "'" && xmlData[i] !== '"' ); i++) {	10✔
75	// if(xmlData[i] === " ") continue;
76	// else
77	entityName += xmlData[i];	82✔
78	}
79	entityName = entityName.trim();	10✔
80	if(entityName.indexOf(" ") !== -1) throw new Error("External entites are not supported");	10!
81
82	//read Entity Value
83	const startChar = xmlData[i++];	10✔
84	let val = ""	10✔
85	for (; i < xmlData.length && xmlData[i] !== startChar ; i++) {	10✔
86	val += xmlData[i];	478✔
87	}
88	return [entityName, val, i];	10✔
89	}
90
91	function isComment(xmlData, i){
92	if(xmlData[i+1] === '!' &&	×
93	xmlData[i+2] === '-' &&
94	xmlData[i+3] === '-') return true	×
95	return false	×
96	}
97	function isEntity(xmlData, i){
98	if(xmlData[i+1] === '!' &&	20✔
99	xmlData[i+2] === 'E' &&
100	xmlData[i+3] === 'N' &&
101	xmlData[i+4] === 'T' &&
102	xmlData[i+5] === 'I' &&
103	xmlData[i+6] === 'T' &&
104	xmlData[i+7] === 'Y') return true	10✔
105	return false	10✔
106	}
107	function isElement(xmlData, i){
108	if(xmlData[i+1] === '!' &&	10✔
109	xmlData[i+2] === 'E' &&
110	xmlData[i+3] === 'L' &&
111	xmlData[i+4] === 'E' &&
112	xmlData[i+5] === 'M' &&
113	xmlData[i+6] === 'E' &&
114	xmlData[i+7] === 'N' &&
115	xmlData[i+8] === 'T') return true	3✔
116	return false	7✔
117	}
118
119	function isAttlist(xmlData, i){
120	if(xmlData[i+1] === '!' &&	7✔
121	xmlData[i+2] === 'A' &&
122	xmlData[i+3] === 'T' &&
123	xmlData[i+4] === 'T' &&
124	xmlData[i+5] === 'L' &&
125	xmlData[i+6] === 'I' &&
126	xmlData[i+7] === 'S' &&
127	xmlData[i+8] === 'T') return true	1✔
128	return false	6✔
129	}
130	function isNotation(xmlData, i){
131	if(xmlData[i+1] === '!' &&	6✔
132	xmlData[i+2] === 'N' &&
133	xmlData[i+3] === 'O' &&
134	xmlData[i+4] === 'T' &&
135	xmlData[i+5] === 'A' &&
136	xmlData[i+6] === 'T' &&
137	xmlData[i+7] === 'I' &&
138	xmlData[i+8] === 'O' &&
139	xmlData[i+9] === 'N') return true	1✔
140	return false	5✔
141	}
142
143	module.exports = readDocType;	1✔

NaturalIntelligence / fast-xml-parser / 4274003586

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