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fix: failed to send message to self, add checks for empty strings and invalid nodes (#1322)

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* fix: failed to send message to self, add checks for empty strings and invalid nodes

* fix: update nibble and hex checks to handle optional string parameters
This commit is contained in:
João Lucas de Oliveira Lopes
2025-04-08 20:51:15 -03:00
committed by GitHub
parent d5dc758874
commit bca5102819
1 changed files with 19 additions and 8 deletions
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27
src/WABinary/encode.ts
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@@ -149,8 +149,8 @@ const encodeBinaryNodeInner = (
} }
} }
const isNibble = (str: string) => { const isNibble = (str?: string) => {
if(str.length > TAGS.PACKED_MAX) { if(!str || str.length > TAGS.PACKED_MAX) {
return false return false
} }
@@ -164,8 +164,8 @@ const encodeBinaryNodeInner = (
return true return true
} }
const isHex = (str: string) => { const isHex = (str?: string) => {
if(str.length > TAGS.PACKED_MAX) { if(!str || str.length > TAGS.PACKED_MAX) {
return false return false
} }
@@ -179,7 +179,12 @@ const encodeBinaryNodeInner = (
return true return true
} }
const writeString = (str: string) => { const writeString = (str?: string) => {
if(str === undefined || str === null) {
pushByte(TAGS.LIST_EMPTY)
return
}
const tokenIndex = TOKEN_MAP[str] const tokenIndex = TOKEN_MAP[str]
if(tokenIndex) { if(tokenIndex) {
if(typeof tokenIndex.dict === 'number') { if(typeof tokenIndex.dict === 'number') {
@@ -212,7 +217,11 @@ const encodeBinaryNodeInner = (
} }
} }
const validAttributes = Object.keys(attrs).filter(k => ( if(!tag) {
throw new Error('Invalid node: tag cannot be undefined')
}
const validAttributes = Object.keys(attrs || {}).filter(k => (
typeof attrs[k] !== 'undefined' && attrs[k] !== null typeof attrs[k] !== 'undefined' && attrs[k] !== null
)) ))
@@ -232,8 +241,10 @@ const encodeBinaryNodeInner = (
writeByteLength(content.length) writeByteLength(content.length)
pushBytes(content) pushBytes(content)
} else if(Array.isArray(content)) { } else if(Array.isArray(content)) {
writeListStart(content.length) const validContent = content.filter(item => item && (item.tag || Buffer.isBuffer(item) || item instanceof Uint8Array || typeof item === 'string')
for(const item of content) { )
writeListStart(validContent.length)
for(const item of validContent) {
encodeBinaryNodeInner(item, opts, buffer) encodeBinaryNodeInner(item, opts, buffer)
} }
} else if(typeof content === 'undefined') { } else if(typeof content === 'undefined') {