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author | Alex Browne <stephenalexbrowne@gmail.com> | 2018-06-15 07:33:09 +0800 |
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committer | Alex Browne <stephenalexbrowne@gmail.com> | 2018-06-15 07:33:09 +0800 |
commit | 897560745a7e528691e03ecfa99ca25da26135ba (patch) | |
tree | eaa66cd45ebd01efe101cd99ec9a9b0f2179a290 /packages/sol-cov/src/trace_info_subprovider.ts | |
parent | 5a8539a1228baeb085ed7851245337f27ee1d974 (diff) | |
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De-duplicate code by refactoring subprovider classes
Diffstat (limited to 'packages/sol-cov/src/trace_info_subprovider.ts')
-rw-r--r-- | packages/sol-cov/src/trace_info_subprovider.ts | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/packages/sol-cov/src/trace_info_subprovider.ts b/packages/sol-cov/src/trace_info_subprovider.ts new file mode 100644 index 000000000..635a68f58 --- /dev/null +++ b/packages/sol-cov/src/trace_info_subprovider.ts @@ -0,0 +1,59 @@ +import * as _ from 'lodash'; + +import { constants } from './constants'; +import { getTracesByContractAddress } from './trace'; +import { TraceCollectionSubprovider } from './trace_collection_subprovider'; +import { TraceInfo, TraceInfoExistingContract, TraceInfoNewContract } from './types'; + +// TraceInfoSubprovider is extended by subproviders which need to work with one +// TraceInfo at a time. It has one abstract method: _handleTraceInfoAsync, which +// is called for each TraceInfo. +export abstract class TraceInfoSubprovider extends TraceCollectionSubprovider { + protected abstract _handleTraceInfoAsync(traceInfo: TraceInfo): Promise<void>; + protected async _recordTxTraceAsync(address: string, data: string | undefined, txHash: string): Promise<void> { + await this._web3Wrapper.awaitTransactionMinedAsync(txHash, 0); + const trace = await this._web3Wrapper.getTransactionTraceAsync(txHash, { + disableMemory: true, + disableStack: false, + disableStorage: true, + }); + const tracesByContractAddress = getTracesByContractAddress(trace.structLogs, address); + const subcallAddresses = _.keys(tracesByContractAddress); + if (address === constants.NEW_CONTRACT) { + for (const subcallAddress of subcallAddresses) { + let traceInfo: TraceInfoNewContract | TraceInfoExistingContract; + if (subcallAddress === 'NEW_CONTRACT') { + const traceForThatSubcall = tracesByContractAddress[subcallAddress]; + traceInfo = { + subtrace: traceForThatSubcall, + txHash, + address: subcallAddress, + bytecode: data as string, + }; + } else { + const runtimeBytecode = await this._web3Wrapper.getContractCodeAsync(subcallAddress); + const traceForThatSubcall = tracesByContractAddress[subcallAddress]; + traceInfo = { + subtrace: traceForThatSubcall, + txHash, + address: subcallAddress, + runtimeBytecode, + }; + } + await this._handleTraceInfoAsync(traceInfo); + } + } else { + for (const subcallAddress of subcallAddresses) { + const runtimeBytecode = await this._web3Wrapper.getContractCodeAsync(subcallAddress); + const traceForThatSubcall = tracesByContractAddress[subcallAddress]; + const traceInfo: TraceInfoExistingContract = { + subtrace: traceForThatSubcall, + txHash, + address: subcallAddress, + runtimeBytecode, + }; + await this._handleTraceInfoAsync(traceInfo); + } + } + } +} |