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README.md
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#
@
webassemblyjs
/
ast
>
AST
utils
for
webassemblyjs
##
Installation
```
sh
yarn
add
@
webassemblyjs
/
ast
```
##
Usage
###
Traverse
```
js
import
{
traverse
}
from
"@webassemblyjs/ast"
;
traverse
(
ast
,
{
Module
(
path
)
{
console
.
log
(
path
.
node
);
}
});
```
###
Instruction
signatures
```
js
import
{
signatures
}
from
"@webassemblyjs/ast"
;
console
.
log
(
signatures
);
```
###
Path
methods
-
`findParent: NodeLocator`
-
`replaceWith: Node => void`
-
`remove: () => void`
-
`insertBefore: Node => void`
-
`insertAfter: Node => void`
-
`stop: () => void`
###
AST
utils
-
function
`module(id, fields, metadata)`
-
function
`moduleMetadata(sections, functionNames, localNames)`
-
function
`moduleNameMetadata(value)`
-
function
`functionNameMetadata(value, index)`
-
function
`localNameMetadata(value, localIndex, functionIndex)`
-
function
`binaryModule(id, blob)`
-
function
`quoteModule(id, string)`
-
function
`sectionMetadata(section, startOffset, size, vectorOfSize)`
-
function
`loopInstruction(label, resulttype, instr)`
-
function
`instruction(id, args, namedArgs)`
-
function
`objectInstruction(id, object, args, namedArgs)`
-
function
`ifInstruction(testLabel, test, result, consequent, alternate)`
-
function
`stringLiteral(value)`
-
function
`numberLiteralFromRaw(value, raw)`
-
function
`longNumberLiteral(value, raw)`
-
function
`floatLiteral(value, nan, inf, raw)`
-
function
`elem(table, offset, funcs)`
-
function
`indexInFuncSection(index)`
-
function
`valtypeLiteral(name)`
-
function
`typeInstruction(id, functype)`
-
function
`start(index)`
-
function
`globalType(valtype, mutability)`
-
function
`leadingComment(value)`
-
function
`blockComment(value)`
-
function
`data(memoryIndex, offset, init)`
-
function
`global(globalType, init, name)`
-
function
`table(elementType, limits, name, elements)`
-
function
`memory(limits, id)`
-
function
`funcImportDescr(id, signature)`
-
function
`moduleImport(module, name, descr)`
-
function
`moduleExportDescr(exportType, id)`
-
function
`moduleExport(name, descr)`
-
function
`limit(min, max)`
-
function
`signature(params, results)`
-
function
`program(body)`
-
function
`identifier(value, raw)`
-
function
`blockInstruction(label, instr, result)`
-
function
`callInstruction(index, instrArgs)`
-
function
`callIndirectInstruction(signature, intrs)`
-
function
`byteArray(values)`
-
function
`func(name, signature, body, isExternal, metadata)`
-
Constant
`isModule`
-
Constant
`isModuleMetadata`
-
Constant
`isModuleNameMetadata`
-
Constant
`isFunctionNameMetadata`
-
Constant
`isLocalNameMetadata`
-
Constant
`isBinaryModule`
-
Constant
`isQuoteModule`
-
Constant
`isSectionMetadata`
-
Constant
`isLoopInstruction`
-
Constant
`isInstruction`
-
Constant
`isObjectInstruction`
-
Constant
`isIfInstruction`
-
Constant
`isStringLiteral`
-
Constant
`isNumberLiteral`
-
Constant
`isLongNumberLiteral`
-
Constant
`isFloatLiteral`
-
Constant
`isElem`
-
Constant
`isIndexInFuncSection`
-
Constant
`isValtypeLiteral`
-
Constant
`isTypeInstruction`
-
Constant
`isStart`
-
Constant
`isGlobalType`
-
Constant
`isLeadingComment`
-
Constant
`isBlockComment`
-
Constant
`isData`
-
Constant
`isGlobal`
-
Constant
`isTable`
-
Constant
`isMemory`
-
Constant
`isFuncImportDescr`
-
Constant
`isModuleImport`
-
Constant
`isModuleExportDescr`
-
Constant
`isModuleExport`
-
Constant
`isLimit`
-
Constant
`isSignature`
-
Constant
`isProgram`
-
Constant
`isIdentifier`
-
Constant
`isBlockInstruction`
-
Constant
`isCallInstruction`
-
Constant
`isCallIndirectInstruction`
-
Constant
`isByteArray`
-
Constant
`isFunc`
-
Constant
`assertModule`
-
Constant
`assertModuleMetadata`
-
Constant
`assertModuleNameMetadata`
-
Constant
`assertFunctionNameMetadata`
-
Constant
`assertLocalNameMetadata`
-
Constant
`assertBinaryModule`
-
Constant
`assertQuoteModule`
-
Constant
`assertSectionMetadata`
-
Constant
`assertLoopInstruction`
-
Constant
`assertInstruction`
-
Constant
`assertObjectInstruction`
-
Constant
`assertIfInstruction`
-
Constant
`assertStringLiteral`
-
Constant
`assertNumberLiteral`
-
Constant
`assertLongNumberLiteral`
-
Constant
`assertFloatLiteral`
-
Constant
`assertElem`
-
Constant
`assertIndexInFuncSection`
-
Constant
`assertValtypeLiteral`
-
Constant
`assertTypeInstruction`
-
Constant
`assertStart`
-
Constant
`assertGlobalType`
-
Constant
`assertLeadingComment`
-
Constant
`assertBlockComment`
-
Constant
`assertData`
-
Constant
`assertGlobal`
-
Constant
`assertTable`
-
Constant
`assertMemory`
-
Constant
`assertFuncImportDescr`
-
Constant
`assertModuleImport`
-
Constant
`assertModuleExportDescr`
-
Constant
`assertModuleExport`
-
Constant
`assertLimit`
-
Constant
`assertSignature`
-
Constant
`assertProgram`
-
Constant
`assertIdentifier`
-
Constant
`assertBlockInstruction`
-
Constant
`assertCallInstruction`
-
Constant
`assertCallIndirectInstruction`
-
Constant
`assertByteArray`
-
Constant
`assertFunc`
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