Change Details

Ensure that the following three conditions in `script_tests.json`: * Values are expected to be pushed after OP_PUSHDATA<N>, that they have the proper size. * No implicit pushes occur after a push operation. * No opcode keywords appear after a push operation. Depends on D1293, Relates to T327

Clean up core_read.cpp Depends on D1293, Relates to T327

Ensure that the following three conditions in `script_tests.json`: * Values are expected to be pushed after OP_PUSHDATA<N>, that they have the proper size. * No implicit pushes occur after a push operation. * No opcode keywords appear after a push operation.Clean up core_read.cpp Depends on D1293, Relates to T327