mirror of
https://github.com/QB64-Phoenix-Edition/QB64pe.git
synced 2024-09-28 11:17:46 +00:00
Implements unused variables indicator
An arrow to the left of the line where a variable was defined will be shown after compilation to indicate that variable hasn't been used throughout the program.
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parent
eab36fc4aa
commit
47685d82b0
2 changed files with 138 additions and 4 deletions
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@ -1255,8 +1255,17 @@ FUNCTION ide2 (ignore)
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QuickNavHover = -1
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LOCATE 2, 4
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COLOR 15, 3
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PRINT " " + CHR$(17) + " back to line "; str2$(QuickNavHistory(QuickNavTotal)); " ";
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popup$ = " " + CHR$(17) + " back to line " + str2$(QuickNavHistory(QuickNavTotal)) + " "
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PRINT popup$;
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'shadow
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COLOR 2, 0
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FOR x2 = 6 TO 4 + LEN(popup$)
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LOCATE 3, x2: PRINT CHR$(SCREEN(3, x2));
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NEXT
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PCOPY 3, 0
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IF mB THEN
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ideselect = 0
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idecy = QuickNavHistory(QuickNavTotal)
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@ -1269,6 +1278,7 @@ FUNCTION ide2 (ignore)
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QuickNavHover = 0
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GOSUB UpdateTitleOfMainWindow
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GOSUB DrawQuickNav
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ideshowtext
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PCOPY 3, 0
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END IF
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END IF
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@ -1277,11 +1287,44 @@ FUNCTION ide2 (ignore)
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QuickNavHover = 0
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GOSUB UpdateTitleOfMainWindow
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GOSUB DrawQuickNav
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ideshowtext
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PCOPY 3, 0
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END IF
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END IF
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END IF
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IF mX > 0 AND mY > 0 THEN
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IF showingUnusedVariableWarning = 0 THEN
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IF mX = 1 AND SCREEN(mY, mX) = 26 THEN
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unusedVariableWarningX = mX
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unusedVariableWarningY = mY
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findItem = INSTR(usedVariableList$, CHR$(1) + MKL$((mY - 3) + idesy) + CHR$(2))
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unusedVariableName$ = MID$(usedVariableList$, findItem + 6, INSTR(findItem, usedVariableList$, CHR$(10)) - findItem - 6)
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findItem = INSTR(unusedVariableName$, CHR$(3))
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unusedVariableName$ = LEFT$(unusedVariableName$, findItem - 1) + " (" + MID$(unusedVariableName$, findItem + 1) + ") "
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unusedVariableWarning$ = LEFT$(" Variable hasn't yet been used: " + unusedVariableName$, idewx - 2)
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LOCATE mY, mX
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COLOR 0, 3
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PRINT CHR$(26) + unusedVariableWarning$
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'shadow
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COLOR 2, 0
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FOR x2 = mX + 2 TO mX + LEN(unusedVariableWarning$) + 1
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LOCATE mY + 1, x2: PRINT CHR$(SCREEN(mY + 1, x2));
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NEXT
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PCOPY 3, 0
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showingUnusedVariableWarning = -1
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END IF
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ELSE
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IF unusedVariableWarningX <> mX OR unusedVariableWarningY <> mY THEN
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ideshowtext
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PCOPY 3, 0
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showingUnusedVariableWarning = 0
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END IF
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END IF
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END IF
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IF _WINDOWHASFOCUS THEN
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LOCATE , , 1
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_PALETTECOLOR 5, IDEBracketHighlightColor, 0
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@ -8498,6 +8541,14 @@ SUB ideshowtext
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END IF
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IF l <= iden THEN
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IF idecompiling = 0 AND INSTR(usedVariableList$, CHR$(1) + MKL$(l) + CHR$(2)) > 0 THEN
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LOCATE y + 3, 1
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prevBG% = _BACKGROUNDCOLOR
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COLOR 13, 1
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PRINT CHR$(26); 'indicate there's an unused variable defined on this line
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COLOR , prevBG%
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END IF
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a$ = idegetline(l)
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link_idecx = 0
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rgb_idecx = 0
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@ -8878,7 +8929,9 @@ SUB ideshowtext
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FOR b = 1 TO IdeBmkN
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y = IdeBmk(b).y
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IF y >= idesy AND y <= idesy + (idewy - 9) THEN
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LOCATE 3 + y - idesy, 1: PRINT CHR$(197);
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IF INSTR(usedVariableList$, CHR$(1) + MKL$(y) + CHR$(2)) = 0 THEN
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LOCATE 3 + y - idesy, 1: PRINT CHR$(197);
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END IF
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END IF
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NEXT
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@ -111,6 +111,8 @@ IF OS_BITS = 32 THEN _TITLE "QB64 x32" ELSE _TITLE "QB64 x64"
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DIM SHARED ConsoleMode, No_C_Compile_Mode, Cloud, NoIDEMode
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DIM SHARED CMDLineFile AS STRING
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DIM SHARED totalUnusedVariables AS LONG, usedVariableList$, bypassNextVariable AS _BYTE
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DIM SHARED warning$(100), totalWarnings AS LONG
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DIM SHARED ExeIconSet AS LONG
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DIM SHARED VersionInfoSet AS _BYTE
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@ -1429,7 +1431,9 @@ subfunc = ""
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SelectCaseCounter = 0
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ExecCounter = 0
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UserDefineCount = 6
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usedVariableList$ = ""
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totalUnusedVariables = 0
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totalWarnings = 0
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''create a type for storing memory blocks
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''UDT
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@ -7280,6 +7284,7 @@ DO
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'create variable
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IF LEN(s$) THEN typ$ = s$ ELSE typ$ = t$
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IF optionexplicit THEN a$ = "Variable '" + n$ + "' (" + symbol2fulltypename$(typ$) + ") not defined": GOTO errmes
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bypassNextVariable = -1
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retval = dim2(n$, typ$, method, "")
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IF Error_Happened THEN GOTO errmes
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'note: variable created!
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@ -14725,6 +14730,11 @@ FUNCTION dim2 (varname$, typ2$, method, elements$)
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Give_Error "Unknown type": EXIT FUNCTION
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dim2exitfunc:
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IF bypassNextVariable = 0 THEN
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manageVariableList cvarname$, n$, 0
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END IF
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bypassNextVariable = 0
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IF dimsfarray THEN
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ids(idn).sfid = glinkid
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ids(idn).sfarg = glinkarg
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@ -15116,6 +15126,7 @@ FUNCTION evaluate$ (a2$, typ AS LONG)
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END IF 'varname
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NEXT
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END IF 'subfuncn
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bypassNextVariable = -1
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ignore = dim2(l$, dtyp$, method, fakee$)
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IF Error_Happened THEN EXIT FUNCTION
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dimstatic = olddimstatic
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@ -15310,6 +15321,7 @@ FUNCTION evaluate$ (a2$, typ AS LONG)
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IF Debug THEN PRINT #9, "CREATING VARIABLE:" + x$
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IF optionexplicit THEN Give_Error "Variable '" + x$ + "' (" + symbol2fulltypename$(typ$) + ") not defined": EXIT FUNCTION
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bypassNextVariable = -1
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retval = dim2(x$, typ$, 1, "")
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IF Error_Happened THEN EXIT FUNCTION
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@ -17736,6 +17748,32 @@ FUNCTION findid& (n2$)
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id = ids(i)
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t = id.t
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IF t = 0 THEN
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t = id.arraytype
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IF t AND ISUDT THEN
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manageVariableList "", scope$ + "ARRAY_UDT_" + RTRIM$(id.n), 2
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ELSE
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n$ = id2fulltypename$
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IF LEFT$(n$, 1) = "_" THEN
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manageVariableList "", scope$ + "ARRAY" + n$ + "_" + RTRIM$(id.n), 2
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ELSE
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manageVariableList "", scope$ + "ARRAY_" + n$ + "_" + RTRIM$(id.n), 2
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END IF
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END IF
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ELSE
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IF t AND ISUDT THEN
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manageVariableList "", scope$ + "UDT_" + RTRIM$(id.n), 2
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ELSE
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n$ = id2fulltypename$
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IF LEFT$(n$, 1) = "_" THEN
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manageVariableList "", scope$ + MID$(n$, 2) + "_" + RTRIM$(id.n), 2
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ELSE
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manageVariableList "", scope$ + n$ + "_" + RTRIM$(id.n), 2
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END IF
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END IF
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END IF
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currentid = i
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EXIT FUNCTION
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@ -21255,7 +21293,6 @@ SUB setrefer (a2$, typ2 AS LONG, e2$, method AS LONG)
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getid idnumber
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IF Error_Happened THEN EXIT SUB
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'UDT?
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IF typ AND ISUDT THEN
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@ -21345,6 +21382,8 @@ SUB setrefer (a2$, typ2 AS LONG, e2$, method AS LONG)
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'print "setUDTrefer:"+r$,e$
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tlayout$ = tl$
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IF LEFT$(r$, 1) = "*" THEN r$ = MID$(r$, 2)
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manageVariableList "", scope$ + n$, 1
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EXIT SUB
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END IF
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@ -21378,6 +21417,8 @@ SUB setrefer (a2$, typ2 AS LONG, e2$, method AS LONG)
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END IF
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PRINT #12, cleanupstringprocessingcall$ + "0);"
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tlayout$ = tl$
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IF LEFT$(r$, 1) = "*" THEN r$ = MID$(r$, 2)
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manageVariableList "", r$, 1
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EXIT SUB
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END IF
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@ -21452,6 +21493,8 @@ SUB setrefer (a2$, typ2 AS LONG, e2$, method AS LONG)
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PRINT #12, cleanupstringprocessingcall$ + "0);"
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IF arrayprocessinghappened THEN arrayprocessinghappened = 0
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tlayout$ = tl$
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IF LEFT$(r$, 1) = "*" THEN r$ = MID$(r$, 2)
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manageVariableList "", r$, 1
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EXIT SUB
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END IF
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@ -21482,6 +21525,8 @@ SUB setrefer (a2$, typ2 AS LONG, e2$, method AS LONG)
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IF stringprocessinghappened THEN PRINT #12, cleanupstringprocessingcall$ + "0);": stringprocessinghappened = 0
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IF arrayprocessinghappened THEN arrayprocessinghappened = 0
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tlayout$ = tl$
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IF LEFT$(r$, 1) = "*" THEN r$ = MID$(r$, 2)
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manageVariableList "", r$, 1
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EXIT SUB
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END IF
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@ -21508,6 +21553,10 @@ SUB setrefer (a2$, typ2 AS LONG, e2$, method AS LONG)
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IF stringprocessinghappened THEN PRINT #12, cleanupstringprocessingcall$ + "0);": stringprocessinghappened = 0
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IF arrayprocessinghappened THEN arrayprocessinghappened = 0
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tlayout$ = tl$
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IF LEFT$(r$, 1) = "*" THEN r$ = MID$(r$, 2)
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manageVariableList "", r$, 1
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EXIT SUB
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END IF 'variable
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@ -24789,6 +24838,38 @@ SUB dump_udts
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CLOSE #f
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END SUB
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SUB manageVariableList (name$, __cname$, action AS _BYTE)
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DIM findItem AS LONG, s$, cname$
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cname$ = __cname$
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findItem = INSTR(cname$, "[")
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IF findItem THEN
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cname$ = LEFT$(cname$, findItem - 1)
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END IF
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SELECT CASE action
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CASE 0 'add
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usedVariableList$ = usedVariableList$ + CHR$(1) + MKL$(linenumber) + CHR$(2)
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usedVariableList$ = usedVariableList$ + name$ + CHR$(3) + cname$ + CHR$(10)
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totalUnusedVariables = totalUnusedVariables + 1
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'usedVariableList$ = usedVariableList$ + "Adding " + cname$ + " at line" + STR$(linenumber) + CHR$(10)
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CASE ELSE 'find and remove
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s$ = CHR$(3) + cname$ + CHR$(10)
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findItem = INSTR(usedVariableList$, s$)
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IF findItem THEN
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FOR i = findItem TO 1 STEP -1
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IF ASC(usedVariableList$, i) = 1 THEN
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findItem = INSTR(findItem, usedVariableList$, CHR$(10))
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usedVariableList$ = LEFT$(usedVariableList$, i - 1) + MID$(usedVariableList$, findItem + 1)
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totalUnusedVariables = totalUnusedVariables - 1
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EXIT FOR
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END IF
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NEXT
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END IF
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'usedVariableList$ = usedVariableList$ + STR$(action) + " Searching " + cname$ + " at line" + STR$(linenumber) + CHR$(10)
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END SELECT
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END SUB
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'$INCLUDE:'utilities\strings.bas'
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'$INCLUDE:'subs_functions\extensions\opengl\opengl_methods.bas'
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