@cosmology/ast
Version:
Cosmos TypeScript AST generation
224 lines (223 loc) • 9.95 kB
JavaScript
import * as t from '@babel/types';
import { getFieldOptionalityForAmino, getOneOfs } from '..';
import { identifier, objectMethod } from '../../../utils';
import { arrayTypes, toAminoJSON, toAminoMessages } from './utils';
import { SymbolNames } from '../../types';
import { getAminoTypeName } from '../../amino';
const needsImplementation = (name, field) => {
throw new Error(`need to implement toAminoJSON (${field.type} rules[${field.rule}] name[${name}])`);
};
export const toAminoJSONMethodFields = (context, name, proto) => {
const oneOfs = getOneOfs(proto);
const fields = Object.keys(proto.fields ?? {}).reduce((m, fieldName) => {
const field = {
name: fieldName,
...proto.fields[fieldName]
};
const isOneOf = oneOfs.includes(fieldName);
const isOptional = getFieldOptionalityForAmino(context, field, isOneOf);
const args = {
context,
field,
isOneOf,
isOptional
};
// arrays
if (field.rule === 'repeated') {
switch (field.type) {
case 'string':
return [...m, toAminoJSON.array(args, arrayTypes.string(args))];
case 'bytes':
return [...m, toAminoJSON.array(args, arrayTypes.bytes(args))];
case 'bool':
return [...m, toAminoJSON.array(args, arrayTypes.bool())];
case 'double':
return [...m, toAminoJSON.array(args, arrayTypes.double())];
case 'float':
return [...m, toAminoJSON.array(args, arrayTypes.float())];
case 'int32':
return [...m, toAminoJSON.array(args, arrayTypes.int32())];
case 'sint32':
return [...m, toAminoJSON.array(args, arrayTypes.sint32())];
case 'uint32':
return [...m, toAminoJSON.array(args, arrayTypes.uint32())];
case 'fixed32':
return [...m, toAminoJSON.array(args, arrayTypes.fixed32())];
case 'sfixed32':
return [...m, toAminoJSON.array(args, arrayTypes.sfixed32())];
case 'int64':
return [...m, toAminoJSON.array(args, arrayTypes.int64(args))];
case 'sint64':
return [...m, toAminoJSON.array(args, arrayTypes.sint64(args))];
case 'uint64':
return [...m, toAminoJSON.array(args, arrayTypes.uint64(args))];
case 'fixed64':
return [...m, toAminoJSON.array(args, arrayTypes.fixed64(args))];
case 'sfixed64':
return [...m, toAminoJSON.array(args, arrayTypes.sfixed64(args))];
default:
switch (field.parsedType.type) {
case 'Enum':
return [...m, toAminoJSON.array(args, arrayTypes.enum())];
case 'Type':
return [...m, toAminoJSON.array(args, arrayTypes.type(args))];
}
return needsImplementation(fieldName, field);
}
}
if (field.keyType) {
switch (field.keyType) {
case 'string':
case 'int32':
case 'sint32':
case 'uint32':
case 'fixed32':
case 'sfixed32':
case 'int64':
case 'sint64':
case 'uint64':
case 'fixed64':
case 'sfixed64':
return [...m, ...toAminoJSON.keyHash(args)];
default:
return needsImplementation(fieldName, field);
}
}
// casting Any types
if (field.type === 'google.protobuf.Any') {
switch (field.options?.['(cosmos_proto.accepts_interface)']) {
case 'cosmos.crypto.PubKey':
return [...m, toAminoJSON.pubkey(args)];
}
}
if (field.type === 'bytes') {
// bytes [RawContractMessage]
if (field.options?.['(gogoproto.casttype)'] === 'RawContractMessage') {
return [...m, toAminoJSON.rawBytes(args)];
}
// bytes [WASMByteCode]
// TODO use a better option for this in proto source
if (field.options?.['(gogoproto.customname)'] === 'WASMByteCode') {
return [...m, toAminoJSON.wasmByteCode(args)];
}
}
// default types
switch (field.type) {
case 'string':
return [...m, toAminoJSON.string(args)];
case 'double':
return [...m, toAminoJSON.double(args)];
case 'float':
return [...m, toAminoJSON.float(args)];
case 'bytes':
return [...m, toAminoJSON.bytes(args)];
case 'bool':
return [...m, toAminoJSON.bool(args)];
case 'int32':
return [...m, toAminoJSON.int32(args)];
case 'sint32':
return [...m, toAminoJSON.sint32(args)];
case 'uint32':
return [...m, toAminoJSON.uint32(args)];
case 'fixed32':
return [...m, toAminoJSON.fixed32(args)];
case 'sfixed32':
return [...m, toAminoJSON.sfixed32(args)];
case 'int64':
return [...m, toAminoJSON.int64(args)];
case 'sint64':
return [...m, toAminoJSON.sint64(args)];
case 'uint64':
return [...m, toAminoJSON.uint64(args)];
case 'fixed64':
return [...m, toAminoJSON.fixed64(args)];
case 'sfixed64':
return [...m, toAminoJSON.sfixed64(args)];
case 'google.protobuf.Duration':
case 'Duration':
return [...m, toAminoJSON.duration(args)];
case 'google.protobuf.Timestamp':
case 'Timestamp':
return [...m, toAminoJSON.timestamp(args)];
default:
switch (field.parsedType.type) {
case 'Enum':
return [...m, toAminoJSON.enum(args)];
case 'Type':
return [...m, toAminoJSON.type(args)];
}
return needsImplementation(fieldName, field);
}
}, []);
return fields;
};
export const toAminoJSONMethod = (context, name, proto) => {
const fields = toAminoJSONMethodFields(context, name, proto);
let varName = 'message';
if (!fields.length) {
varName = '_';
}
const AminoTypeName = SymbolNames.Amino(name);
const body = [];
// 1. some messages we parse specially
if (proto.type === 'Type') {
switch (proto.name) {
case 'Duration':
case 'google.protobuf.Duration': {
body.push(toAminoMessages.duration(context, name, proto));
break;
}
case 'Timestamp':
case 'google.protobuf.Timestamp':
body.push(toAminoMessages.timestamp(context, name, proto));
break;
case 'google.protobuf.Any':
case 'Any':
[].push.apply(body, toAminoMessages.anyType());
break;
default:
}
}
if (!body.length) {
// 2. default to field-level parsing
[].push.apply(body, [
t.variableDeclaration('const', [
t.variableDeclarator(identifier('obj', t.tsTypeAnnotation(t.tsAnyKeyword())), t.objectExpression([]))
]),
...fields,
// RETURN
t.returnStatement(t.identifier('obj'))
]);
}
return objectMethod('method', t.identifier('toAmino'), [
identifier(varName, t.tsTypeAnnotation(t.tsTypeReference(t.identifier(name)))),
...(context.options.interfaces.enabled && context.options.interfaces.useUseInterfacesParams ? [
t.assignmentPattern(identifier('useInterfaces', t.tsTypeAnnotation(t.tsBooleanKeyword())), t.identifier((context.pluginValue('interfaces.useByDefault') ?? true).toString()))
] : []),
], t.blockStatement(body), false, false, false, t.tsTypeAnnotation(t.tsTypeReference(t.identifier(AminoTypeName))));
};
export const toAminoMsgMethod = (context, name, proto) => {
const varName = 'message';
const ReturnType = SymbolNames.AminoMsg(name);
const TypeName = SymbolNames.Msg(name);
const aminoType = getAminoTypeName(context, context.ref.proto, proto);
if (!aminoType || aminoType.startsWith('/'))
return;
const body = [];
// body
body.push(t.returnStatement(t.objectExpression([
t.objectProperty(t.identifier('type'), t.stringLiteral(aminoType)),
t.objectProperty(t.identifier('value'), t.callExpression(t.memberExpression(t.identifier(TypeName), t.identifier('toAmino')), [
t.identifier(varName),
...(context.options.interfaces.enabled && context.options.interfaces.useUseInterfacesParams ? [
t.identifier('useInterfaces')
] : []),
]))
])));
return objectMethod('method', t.identifier('toAminoMsg'), [
identifier(varName, t.tsTypeAnnotation(t.tsTypeReference(t.identifier(TypeName)))),
...(context.options.interfaces.enabled && context.options.interfaces.useUseInterfacesParams ? [
t.assignmentPattern(identifier('useInterfaces', t.tsTypeAnnotation(t.tsBooleanKeyword())), t.identifier((context.pluginValue('interfaces.useByDefault') ?? true).toString()))
] : []),
], t.blockStatement(body), false, false, false, t.tsTypeAnnotation(t.tsTypeReference(t.identifier(ReturnType))));
};