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use
bitcoin
::
opcodes
::
{
all
::
*
,
OP_0
,
OP_FALSE
,
OP_NOP2
,
OP_NOP3
,
OP_TRUE
}
;
use
bitcoin
::
Opcode
;
/// Parses a string into a Bitcoin script opcode
///
/// Accepts both the full opcode name (e.g. "OP_CHECKSIG") and the shorter version without the "OP_" prefix
/// (e.g. "CHECKSIG")
///
/// # Examples
///
/// ```
/// use bitcoin::opcodes::all::*;
/// # use bitcoin_scriptexec::parse_opcode;
///
/// assert_eq!(parse_opcode("OP_CHECKSIG").unwrap(), OP_CHECKSIG);
/// assert_eq!(parse_opcode("CHECKSIG").unwrap(), OP_CHECKSIG);
/// assert_eq!(parse_opcode("OP_1").unwrap(), OP_PUSHNUM_1);
/// assert!(parse_opcode("INVALID").is_err());
/// ```
/// Parses a string into a Bitcoin script [`Opcode`].
pub
fn
parse_opcode
(
s
:
&
str
)
->
Result
<
Opcode
,
(
)
>
{
match
s
{
// Special cases with aliases
"OP_0"
=>
Ok
(
OP_0
)
,
"OP_TRUE"
|
"TRUE"
=>
Ok
(
OP_TRUE
)
,
"OP_FALSE"
|
"FALSE"
=>
Ok
(
OP_FALSE
)
,
"OP_NOP2"
|
"NOP2"
=>
Ok
(
OP_NOP2
)
,
"OP_NOP3"
|
"NOP3"
=>
Ok
(
OP_NOP3
)
,
"OP_1"
=>
Ok
(
OP_PUSHNUM_1
)
,
"OP_2"
=>
Ok
(
OP_PUSHNUM_2
)
,
"OP_3"
=>
Ok
(
OP_PUSHNUM_3
)
,
"OP_4"
=>
Ok
(
OP_PUSHNUM_4
)
,
"OP_5"
=>
Ok
(
OP_PUSHNUM_5
)
,
"OP_6"
=>
Ok
(
OP_PUSHNUM_6
)
,
"OP_7"
=>
Ok
(
OP_PUSHNUM_7
)
,
"OP_8"
=>
Ok
(
OP_PUSHNUM_8
)
,
"OP_9"
=>
Ok
(
OP_PUSHNUM_9
)
,
"OP_10"
=>
Ok
(
OP_PUSHNUM_10
)
,
"OP_11"
=>
Ok
(
OP_PUSHNUM_11
)
,
"OP_12"
=>
Ok
(
OP_PUSHNUM_12
)
,
"OP_13"
=>
Ok
(
OP_PUSHNUM_13
)
,
"OP_14"
=>
Ok
(
OP_PUSHNUM_14
)
,
"OP_15"
=>
Ok
(
OP_PUSHNUM_15
)
,
"OP_16"
=>
Ok
(
OP_PUSHNUM_16
)
,
// Match both with and without OP_ prefix for all other opcodes
s =>
{
let
opcode_name =
if
s
.
starts_with
(
"OP_"
)
{
&
s
[
3
..
]
}
else
{
s
}
;
match
opcode_name
{
// PUSHBYTES variants
"PUSHBYTES_0"
=>
Ok
(
OP_PUSHBYTES_0
)
,
"PUSHBYTES_1"
=>
Ok
(
OP_PUSHBYTES_1
)
,
"PUSHBYTES_2"
=>
Ok
(
OP_PUSHBYTES_2
)
,
"PUSHBYTES_3"
=>
Ok
(
OP_PUSHBYTES_3
)
,
"PUSHBYTES_4"
=>
Ok
(
OP_PUSHBYTES_4
)
,
"PUSHBYTES_5"
=>
Ok
(
OP_PUSHBYTES_5
)
,
"PUSHBYTES_6"
=>
Ok
(
OP_PUSHBYTES_6
)
,
"PUSHBYTES_7"
=>
Ok
(
OP_PUSHBYTES_7
)
,
"PUSHBYTES_8"
=>
Ok
(
OP_PUSHBYTES_8
)
,
"PUSHBYTES_9"
=>
Ok
(
OP_PUSHBYTES_9
)
,
"PUSHBYTES_10"
=>
Ok
(
OP_PUSHBYTES_10
)
,
"PUSHBYTES_11"
=>
Ok
(
OP_PUSHBYTES_11
)
,
"PUSHBYTES_12"
=>
Ok
(
OP_PUSHBYTES_12
)
,
"PUSHBYTES_13"
=>
Ok
(
OP_PUSHBYTES_13
)
,
"PUSHBYTES_14"
=>
Ok
(
OP_PUSHBYTES_14
)
,
"PUSHBYTES_15"
=>
Ok
(
OP_PUSHBYTES_15
)
,
"PUSHBYTES_16"
=>
Ok
(
OP_PUSHBYTES_16
)
,
"PUSHBYTES_17"
=>
Ok
(
OP_PUSHBYTES_17
)
,
"PUSHBYTES_18"
=>
Ok
(
OP_PUSHBYTES_18
)
,
"PUSHBYTES_19"
=>
Ok
(
OP_PUSHBYTES_19
)
,
"PUSHBYTES_20"
=>
Ok
(
OP_PUSHBYTES_20
)
,
"PUSHBYTES_21"
=>
Ok
(
OP_PUSHBYTES_21
)
,
"PUSHBYTES_22"
=>
Ok
(
OP_PUSHBYTES_22
)
,
"PUSHBYTES_23"
=>
Ok
(
OP_PUSHBYTES_23
)
,
"PUSHBYTES_24"
=>
Ok
(
OP_PUSHBYTES_24
)
,
"PUSHBYTES_25"
=>
Ok
(
OP_PUSHBYTES_25
)
,
"PUSHBYTES_26"
=>
Ok
(
OP_PUSHBYTES_26
)
,
"PUSHBYTES_27"
=>
Ok
(
OP_PUSHBYTES_27
)
,
"PUSHBYTES_28"
=>
Ok
(
OP_PUSHBYTES_28
)
,
"PUSHBYTES_29"
=>
Ok
(
OP_PUSHBYTES_29
)
,
"PUSHBYTES_30"
=>
Ok
(
OP_PUSHBYTES_30
)
,
"PUSHBYTES_31"
=>
Ok
(
OP_PUSHBYTES_31
)
,
"PUSHBYTES_32"
=>
Ok
(
OP_PUSHBYTES_32
)
,
"PUSHBYTES_33"
=>
Ok
(
OP_PUSHBYTES_33
)
,
"PUSHBYTES_34"
=>
Ok
(
OP_PUSHBYTES_34
)
,
"PUSHBYTES_35"
=>
Ok
(
OP_PUSHBYTES_35
)
,
"PUSHBYTES_36"
=>
Ok
(
OP_PUSHBYTES_36
)
,
"PUSHBYTES_37"
=>
Ok
(
OP_PUSHBYTES_37
)
,
"PUSHBYTES_38"
=>
Ok
(
OP_PUSHBYTES_38
)
,
"PUSHBYTES_39"
=>
Ok
(
OP_PUSHBYTES_39
)
,
"PUSHBYTES_40"
=>
Ok
(
OP_PUSHBYTES_40
)
,
"PUSHBYTES_41"
=>
Ok
(
OP_PUSHBYTES_41
)
,
"PUSHBYTES_42"
=>
Ok
(
OP_PUSHBYTES_42
)
,
"PUSHBYTES_43"
=>
Ok
(
OP_PUSHBYTES_43
)
,
"PUSHBYTES_44"
=>
Ok
(
OP_PUSHBYTES_44
)
,
"PUSHBYTES_45"
=>
Ok
(
OP_PUSHBYTES_45
)
,
"PUSHBYTES_46"
=>
Ok
(
OP_PUSHBYTES_46
)
,
"PUSHBYTES_47"
=>
Ok
(
OP_PUSHBYTES_47
)
,
"PUSHBYTES_48"
=>
Ok
(
OP_PUSHBYTES_48
)
,
"PUSHBYTES_49"
=>
Ok
(
OP_PUSHBYTES_49
)
,
"PUSHBYTES_50"
=>
Ok
(
OP_PUSHBYTES_50
)
,
"PUSHBYTES_51"
=>
Ok
(
OP_PUSHBYTES_51
)
,
"PUSHBYTES_52"
=>
Ok
(
OP_PUSHBYTES_52
)
,
"PUSHBYTES_53"
=>
Ok
(
OP_PUSHBYTES_53
)
,
"PUSHBYTES_54"
=>
Ok
(
OP_PUSHBYTES_54
)
,
"PUSHBYTES_55"
=>
Ok
(
OP_PUSHBYTES_55
)
,
"PUSHBYTES_56"
=>
Ok
(
OP_PUSHBYTES_56
)
,
"PUSHBYTES_57"
=>
Ok
(
OP_PUSHBYTES_57
)
,
"PUSHBYTES_58"
=>
Ok
(
OP_PUSHBYTES_58
)
,
"PUSHBYTES_59"
=>
Ok
(
OP_PUSHBYTES_59
)
,
"PUSHBYTES_60"
=>
Ok
(
OP_PUSHBYTES_60
)
,
"PUSHBYTES_61"
=>
Ok
(
OP_PUSHBYTES_61
)
,
"PUSHBYTES_62"
=>
Ok
(
OP_PUSHBYTES_62
)
,
"PUSHBYTES_63"
=>
Ok
(
OP_PUSHBYTES_63
)
,
"PUSHBYTES_64"
=>
Ok
(
OP_PUSHBYTES_64
)
,
"PUSHBYTES_65"
=>
Ok
(
OP_PUSHBYTES_65
)
,
"PUSHBYTES_66"
=>
Ok
(
OP_PUSHBYTES_66
)
,
"PUSHBYTES_67"
=>
Ok
(
OP_PUSHBYTES_67
)
,
"PUSHBYTES_68"
=>
Ok
(
OP_PUSHBYTES_68
)
,
"PUSHBYTES_69"
=>
Ok
(
OP_PUSHBYTES_69
)
,
"PUSHBYTES_70"
=>
Ok
(
OP_PUSHBYTES_70
)
,
"PUSHBYTES_71"
=>
Ok
(
OP_PUSHBYTES_71
)
,
"PUSHBYTES_72"
=>
Ok
(
OP_PUSHBYTES_72
)
,
"PUSHBYTES_73"
=>
Ok
(
OP_PUSHBYTES_73
)
,
"PUSHBYTES_74"
=>
Ok
(
OP_PUSHBYTES_74
)
,
"PUSHBYTES_75"
=>
Ok
(
OP_PUSHBYTES_75
)
,
// Regular opcodes
"_PUSHDATA1"
=>
Ok
(
OP_PUSHDATA1
)
,
"PUSHDATA2"
=>
Ok
(
OP_PUSHDATA2
)
,
"PUSHDATA4"
=>
Ok
(
OP_PUSHDATA4
)
,
"PUSHNUM_NEG1"
=>
Ok
(
OP_PUSHNUM_NEG1
)
,
"RESERVED"
=>
Ok
(
OP_RESERVED
)
,
"NOP"
=>
Ok
(
OP_NOP
)
,
"VER"
=>
Ok
(
OP_VER
)
,
"IF"
=>
Ok
(
OP_IF
)
,
"NOTIF"
=>
Ok
(
OP_NOTIF
)
,
"VERIF"
=>
Ok
(
OP_VERIF
)
,
"VERNOTIF"
=>
Ok
(
OP_VERNOTIF
)
,
"ELSE"
=>
Ok
(
OP_ELSE
)
,
"ENDIF"
=>
Ok
(
OP_ENDIF
)
,
"VERIFY"
=>
Ok
(
OP_VERIFY
)
,
"RETURN"
=>
Ok
(
OP_RETURN
)
,
"TOALTSTACK"
=>
Ok
(
OP_TOALTSTACK
)
,
"FROMALTSTACK"
=>
Ok
(
OP_FROMALTSTACK
)
,
"2DROP"
=>
Ok
(
OP_2DROP
)
,
"2DUP"
=>
Ok
(
OP_2DUP
)
,
"3DUP"
=>
Ok
(
OP_3DUP
)
,
"2OVER"
=>
Ok
(
OP_2OVER
)
,
"2ROT"
=>
Ok
(
OP_2ROT
)
,
"2SWAP"
=>
Ok
(
OP_2SWAP
)
,
"IFDUP"
=>
Ok
(
OP_IFDUP
)
,
"DEPTH"
=>
Ok
(
OP_DEPTH
)
,
"DROP"
=>
Ok
(
OP_DROP
)
,
"DUP"
=>
Ok
(
OP_DUP
)
,
"NIP"
=>
Ok
(
OP_NIP
)
,
"OVER"
=>
Ok
(
OP_OVER
)
,
"PICK"
=>
Ok
(
OP_PICK
)
,
"ROLL"
=>
Ok
(
OP_ROLL
)
,
"ROT"
=>
Ok
(
OP_ROT
)
,
"SWAP"
=>
Ok
(
OP_SWAP
)
,
"TUCK"
=>
Ok
(
OP_TUCK
)
,
"CAT"
=>
Ok
(
OP_CAT
)
,
"SUBSTR"
=>
Ok
(
OP_SUBSTR
)
,
"LEFT"
=>
Ok
(
OP_LEFT
)
,
"RIGHT"
=>
Ok
(
OP_RIGHT
)
,
"SIZE"
=>
Ok
(
OP_SIZE
)
,
"INVERT"
=>
Ok
(
OP_INVERT
)
,
"AND"
=>
Ok
(
OP_AND
)
,
"OR"
=>
Ok
(
OP_OR
)
,
"XOR"
=>
Ok
(
OP_XOR
)
,
"EQUAL"
=>
Ok
(
OP_EQUAL
)
,
"EQUALVERIFY"
=>
Ok
(
OP_EQUALVERIFY
)
,
"RESERVED1"
=>
Ok
(
OP_RESERVED1
)
,
"RESERVED2"
=>
Ok
(
OP_RESERVED2
)
,
"1ADD"
=>
Ok
(
OP_1ADD
)
,
"1SUB"
=>
Ok
(
OP_1SUB
)
,
"2MUL"
=>
Ok
(
OP_2MUL
)
,
"2DIV"
=>
Ok
(
OP_2DIV
)
,
"NEGATE"
=>
Ok
(
OP_NEGATE
)
,
"ABS"
=>
Ok
(
OP_ABS
)
,
"NOT"
=>
Ok
(
OP_NOT
)
,
"0NOTEQUAL"
=>
Ok
(
OP_0NOTEQUAL
)
,
"ADD"
=>
Ok
(
OP_ADD
)
,
"SUB"
=>
Ok
(
OP_SUB
)
,
"MUL"
=>
Ok
(
OP_MUL
)
,
"DIV"
=>
Ok
(
OP_DIV
)
,
"MOD"
=>
Ok
(
OP_MOD
)
,
"LSHIFT"
=>
Ok
(
OP_LSHIFT
)
,
"RSHIFT"
=>
Ok
(
OP_RSHIFT
)
,
"BOOLAND"
=>
Ok
(
OP_BOOLAND
)
,
"BOOLOR"
=>
Ok
(
OP_BOOLOR
)
,
"NUMEQUAL"
=>
Ok
(
OP_NUMEQUAL
)
,
"NUMEQUALVERIFY"
=>
Ok
(
OP_NUMEQUALVERIFY
)
,
"NUMNOTEQUAL"
=>
Ok
(
OP_NUMNOTEQUAL
)
,
"LESSTHAN"
=>
Ok
(
OP_LESSTHAN
)
,
"GREATERTHAN"
=>
Ok
(
OP_GREATERTHAN
)
,
"LESSTHANOREQUAL"
=>
Ok
(
OP_LESSTHANOREQUAL
)
,
"GREATERTHANOREQUAL"
=>
Ok
(
OP_GREATERTHANOREQUAL
)
,
"MIN"
=>
Ok
(
OP_MIN
)
,
"MAX"
=>
Ok
(
OP_MAX
)
,
"WITHIN"
=>
Ok
(
OP_WITHIN
)
,
"RIPEMD160"
=>
Ok
(
OP_RIPEMD160
)
,
"SHA1"
=>
Ok
(
OP_SHA1
)
,
"SHA256"
=>
Ok
(
OP_SHA256
)
,
"HASH160"
=>
Ok
(
OP_HASH160
)
,
"HASH256"
=>
Ok
(
OP_HASH256
)
,
"CODESEPARATOR"
=>
Ok
(
OP_CODESEPARATOR
)
,
"CHECKSIG"
=>
Ok
(
OP_CHECKSIG
)
,
"CHECKSIGVERIFY"
=>
Ok
(
OP_CHECKSIGVERIFY
)
,
"CHECKMULTISIG"
=>
Ok
(
OP_CHECKMULTISIG
)
,
"CHECKMULTISIGVERIFY"
=>
Ok
(
OP_CHECKMULTISIGVERIFY
)
,
"NOP1"
=>
Ok
(
OP_NOP1
)
,
"CLTV"
=>
Ok
(
OP_CLTV
)
,
"CSV"
=>
Ok
(
OP_CSV
)
,
"NOP4"
=>
Ok
(
OP_NOP4
)
,
"NOP5"
=>
Ok
(
OP_NOP5
)
,
"NOP6"
=>
Ok
(
OP_NOP6
)
,
"NOP7"
=>
Ok
(
OP_NOP7
)
,
"NOP8"
=>
Ok
(
OP_NOP8
)
,
"NOP9"
=>
Ok
(
OP_NOP9
)
,
"NOP10"
=>
Ok
(
OP_NOP10
)
,
"CHECKSIGADD"
=>
Ok
(
OP_CHECKSIGADD
)
,
// RETURN variants
"RETURN_187"
=>
Ok
(
OP_RETURN_187
)
,
"RETURN_188"
=>
Ok
(
OP_RETURN_188
)
,
"RETURN_189"
=>
Ok
(
OP_RETURN_189
)
,
"RETURN_190"
=>
Ok
(
OP_RETURN_190
)
,
"RETURN_191"
=>
Ok
(
OP_RETURN_191
)
,
"RETURN_192"
=>
Ok
(
OP_RETURN_192
)
,
"RETURN_193"
=>
Ok
(
OP_RETURN_193
)
,
"RETURN_194"
=>
Ok
(
OP_RETURN_194
)
,
"RETURN_195"
=>
Ok
(
OP_RETURN_195
)
,
"RETURN_196"
=>
Ok
(
OP_RETURN_196
)
,
"RETURN_197"
=>
Ok
(
OP_RETURN_197
)
,
"RETURN_198"
=>
Ok
(
OP_RETURN_198
)
,
"RETURN_199"
=>
Ok
(
OP_RETURN_199
)
,
"RETURN_200"
=>
Ok
(
OP_RETURN_200
)
,
"RETURN_201"
=>
Ok
(
OP_RETURN_201
)
,
"RETURN_202"
=>
Ok
(
OP_RETURN_202
)
,
"RETURN_203"
=>
Ok
(
OP_RETURN_203
)
,
"RETURN_204"
=>
Ok
(
OP_RETURN_204
)
,
"RETURN_205"
=>
Ok
(
OP_RETURN_205
)
,
"RETURN_206"
=>
Ok
(
OP_RETURN_206
)
,
"RETURN_207"
=>
Ok
(
OP_RETURN_207
)
,
"RETURN_208"
=>
Ok
(
OP_RETURN_208
)
,
"RETURN_209"
=>
Ok
(
OP_RETURN_209
)
,
"RETURN_210"
=>
Ok
(
OP_RETURN_210
)
,
"RETURN_211"
=>
Ok
(
OP_RETURN_211
)
,
"RETURN_212"
=>
Ok
(
OP_RETURN_212
)
,
"RETURN_213"
=>
Ok
(
OP_RETURN_213
)
,
"RETURN_214"
=>
Ok
(
OP_RETURN_214
)
,
"RETURN_215"
=>
Ok
(
OP_RETURN_215
)
,
"RETURN_216"
=>
Ok
(
OP_RETURN_216
)
,
"RETURN_217"
=>
Ok
(
OP_RETURN_217
)
,
"RETURN_218"
=>
Ok
(
OP_RETURN_218
)
,
"RETURN_219"
=>
Ok
(
OP_RETURN_219
)
,
"RETURN_220"
=>
Ok
(
OP_RETURN_220
)
,
"RETURN_221"
=>
Ok
(
OP_RETURN_221
)
,
"RETURN_222"
=>
Ok
(
OP_RETURN_222
)
,
"RETURN_223"
=>
Ok
(
OP_RETURN_223
)
,
"RETURN_224"
=>
Ok
(
OP_RETURN_224
)
,
"RETURN_225"
=>
Ok
(
OP_RETURN_225
)
,
"RETURN_226"
=>
Ok
(
OP_RETURN_226
)
,
"RETURN_227"
=>
Ok
(
OP_RETURN_227
)
,
"RETURN_228"
=>
Ok
(
OP_RETURN_228
)
,
"RETURN_229"
=>
Ok
(
OP_RETURN_229
)
,
"RETURN_230"
=>
Ok
(
OP_RETURN_230
)
,
"RETURN_231"
=>
Ok
(
OP_RETURN_231
)
,
"RETURN_232"
=>
Ok
(
OP_RETURN_232
)
,
"RETURN_233"
=>
Ok
(
OP_RETURN_233
)
,
"RETURN_234"
=>
Ok
(
OP_RETURN_234
)
,
"RETURN_235"
=>
Ok
(
OP_RETURN_235
)
,
"RETURN_236"
=>
Ok
(
OP_RETURN_236
)
,
"RETURN_237"
=>
Ok
(
OP_RETURN_237
)
,
"RETURN_238"
=>
Ok
(
OP_RETURN_238
)
,
"RETURN_239"
=>
Ok
(
OP_RETURN_239
)
,
"RETURN_240"
=>
Ok
(
OP_RETURN_240
)
,
"RETURN_241"
=>
Ok
(
OP_RETURN_241
)
,
"RETURN_242"
=>
Ok
(
OP_RETURN_242
)
,
"RETURN_243"
=>
Ok
(
OP_RETURN_243
)
,
"RETURN_244"
=>
Ok
(
OP_RETURN_244
)
,
"RETURN_245"
=>
Ok
(
OP_RETURN_245
)
,
"RETURN_246"
=>
Ok
(
OP_RETURN_246
)
,
"RETURN_247"
=>
Ok
(
OP_RETURN_247
)
,
"RETURN_248"
=>
Ok
(
OP_RETURN_248
)
,
"RETURN_249"
=>
Ok
(
OP_RETURN_249
)
,
"RETURN_250"
=>
Ok
(
OP_RETURN_250
)
,
"RETURN_251"
=>
Ok
(
OP_RETURN_251
)
,
"RETURN_252"
=>
Ok
(
OP_RETURN_252
)
,
"RETURN_253"
=>
Ok
(
OP_RETURN_253
)
,
"RETURN_254"
=>
Ok
(
OP_RETURN_254
)
,
"INVALIDOPCODE"
=>
Ok
(
OP_INVALIDOPCODE
)
,
_ =>
Err
(
(
)
)
,
}
}
}
}
#
[
cfg
(
test
)
]
mod
tests
{
use
super
::
*
;
#
[
test
]
fn
test_basic_opcodes
(
)
{
assert_eq
!
(
parse_opcode
(
"OP_0"
)
.
unwrap
(
)
,
OP_0
)
;
assert_eq
!
(
parse_opcode
(
"OP_FALSE"
)
.
unwrap
(
)
,
OP_FALSE
)
;
assert_eq
!
(
parse_opcode
(
"FALSE"
)
.
unwrap
(
)
,
OP_FALSE
)
;
assert_eq
!
(
parse_opcode
(
"OP_TRUE"
)
.
unwrap
(
)
,
OP_TRUE
)
;
assert_eq
!
(
parse_opcode
(
"TRUE"
)
.
unwrap
(
)
,
OP_TRUE
)
;
}
#
[
test
]
fn
test_numeric_opcodes
(
)
{
assert_eq
!
(
parse_opcode
(
"OP_1"
)
.
unwrap
(
)
,
OP_PUSHNUM_1
)
;
assert_eq
!
(
parse_opcode
(
"OP_2"
)
.
unwrap
(
)
,
OP_PUSHNUM_2
)
;
assert_eq
!
(
parse_opcode
(
"OP_3"
)
.
unwrap
(
)
,
OP_PUSHNUM_3
)
;
assert_eq
!
(
parse_opcode
(
"OP_16"
)
.
unwrap
(
)
,
OP_PUSHNUM_16
)
;
}
#
[
test
]
fn
test_pushbytes
(
)
{
assert_eq
!
(
parse_opcode
(
"OP_PUSHBYTES_0"
)
.
unwrap
(
)
,
OP_PUSHBYTES_0
)
;
assert_eq
!
(
parse_opcode
(
"OP_PUSHBYTES_1"
)
.
unwrap
(
)
,
OP_PUSHBYTES_1
)
;
assert_eq
!
(
parse_opcode
(
"OP_PUSHBYTES_75"
)
.
unwrap
(
)
,
OP_PUSHBYTES_75
)
;
}
#
[
test
]
fn
test_conditional_opcodes
(
)
{
assert_eq
!
(
parse_opcode
(
"OP_IF"
)
.
unwrap
(
)
,
OP_IF
)
;
assert_eq
!
(
parse_opcode
(
"OP_NOTIF"
)
.
unwrap
(
)
,
OP_NOTIF
)
;
assert_eq
!
(
parse_opcode
(
"OP_ELSE"
)
.
unwrap
(
)
,
OP_ELSE
)
;
assert_eq
!
(
parse_opcode
(
"OP_ENDIF"
)
.
unwrap
(
)
,
OP_ENDIF
)
;
}
#
[
test
]
fn
test_stack_opcodes
(
)
{
assert_eq
!
(
parse_opcode
(
"OP_DUP"
)
.
unwrap
(
)
,
OP_DUP
)
;
assert_eq
!
(
parse_opcode
(
"OP_DROP"
)
.
unwrap
(
)
,
OP_DROP
)
;
assert_eq
!
(
parse_opcode
(
"OP_SWAP"
)
.
unwrap
(
)
,
OP_SWAP
)
;
assert_eq
!
(
parse_opcode
(
"OP_RETURN"
)
.
unwrap
(
)
,
OP_RETURN
)
;
}
#
[
test
]
fn
test_alt_names
(
)
{
assert_eq
!
(
parse_opcode
(
"DUP"
)
.
unwrap
(
)
,
OP_DUP
)
;
assert_eq
!
(
parse_opcode
(
"DROP"
)
.
unwrap
(
)
,
OP_DROP
)
;
assert_eq
!
(
parse_opcode
(
"SWAP"
)
.
unwrap
(
)
,
OP_SWAP
)
;
}
#
[
test
]
fn
test_invalid_opcodes
(
)
{
assert
!
(
parse_opcode
(
"OP_INVALID"
)
.
is_err
(
)
)
;
assert
!
(
parse_opcode
(
"INVALID"
)
.
is_err
(
)
)
;
assert
!
(
parse_opcode
(
""
)
.
is_err
(
)
)
;
}
}
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