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Allow {symbol} interpolation outside of strings

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Fixes #629

Closes #631
This commit is contained in:
Rangi
2020-12-11 14:18:58 -05:00
committed by Eldred Habert
parent 5aabb915ec
commit ce58f6d6be
5 changed files with 76 additions and 29 deletions
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18
src/asm/rgbasm.5
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@@ -251,9 +251,9 @@ If it's a numeric symbol, its value is converted to hexadecimal notation with a
.Sq $
prepended.
.Bd -literal -offset indent
TOPIC equs "life, the universe, and everything"
TOPIC equs "life, the universe, and \[rs]"everything\[rs]""
ANSWER = 42
;\ Prints "The answer to life, the universe, and everything is $2A"
;\ Prints "The answer to life, the universe, and "everything" is $2A"
PRINTT "The answer to {TOPIC} is {ANSWER}\[rs]n"
.Ed
.Pp
@@ -276,6 +276,20 @@ HINT: The
.Ic {symbol}
construct can also be used outside strings.
The symbol's value is again inserted directly.
.Bd -literal -offset indent
NAME equs "ITEM"
FMT equs "d"
ZERO_NUM equ 0
ZERO_STR equs "0"
;\ Defines INDEX as 100
INDEX = 1{ZERO_STR}{{FMT}:ZERO_NUM}
;\ Defines ITEM_100 as "\[rs]"hundredth\[rs]""
{NAME}_{d:INDEX} equs "\[rs]"hundredth\[rs]""
;\ Prints "ITEM_100 is hundredth"
PRINTT STRCAT("{NAME}_{d:INDEX} is ", {NAME}_{d:INDEX})
;\ Purges ITEM_100
PURGE {NAME}_{d:INDEX}
.Ed
.Pp
The following functions operate on string expressions.
Most of them return a string, however some of these functions actually return an integer and can be used as part of an integer expression!