Windows REPL + LineNoise

src/extras/linenoise.nim

@@ -0,0 +1,43 @@
+when defined(windows):
+    import os
+
+    {.passC: "-I" & parentDir(currentSourcePath()) .}
+
+    {.compile("linenoise/linenoise.c", "-I" & parentDir(currentSourcePath())).}
+    {.compile("linenoise/stringbuf.c", "-I" & parentDir(currentSourcePath())).}
+    {.compile("linenoise/utf8.c", "-I" & parentDir(currentSourcePath())).}
+
+#=======================================
+# Types
+#=======================================
+
+type
+    LinenoiseCompletions* = object
+        len*: csize_t
+        cvec*: cstringArray
+
+    LinenoiseCompletionCallback*    = proc (buf: cstring; lc: ptr LinenoiseCompletions) {.cdecl.}
+    LinenoiseHintsCallback*         = proc (buf: cstring; color: var cint; bold: var cint): cstring {.cdecl.}
+    LinenoiseFreeHintsCallback*     = proc (buf: cstring; color: var cint; bold: var cint) {.cdecl.}
+
+
+#=======================================
+# C Imports
+#=======================================
+
+when defined(windows):
+    {.push header: "linenoise/linenoise.h", cdecl.}
+proc linenoiseSetCompletionCallback*(cback: ptr LinenoiseCompletionCallback) {.importc: "linenoiseSetCompletionCallback".}
+proc linenoiseSetHintsCallback*(cback: ptr LinenoiseHintsCallback) {.importc: "linenoiseSetHintsCallback".}
+proc linenoiseAddCompletion*(a2: ptr LinenoiseCompletions; a3: cstring) {.importc: "linenoiseAddCompletion".}
+proc linenoiseReadLine*(prompt: cstring): cstring {.importc: "linenoise".}
+proc linenoiseHistoryAdd*(line: cstring): cint {.importc: "linenoiseHistoryAdd", discardable.}
+proc linenoiseHistorySetMaxLen*(len: cint): cint {.importc: "linenoiseHistorySetMaxLen".}
+proc linenoiseHistorySave*(filename: cstring): cint {.importc: "linenoiseHistorySave".}
+proc linenoiseHistoryLoad*(filename: cstring): cint {.importc: "linenoiseHistoryLoad".}
+proc linenoiseClearScreen*() {.importc: "linenoiseClearScreen".}
+proc linenoiseSetMultiLine*(ml: cint) {.importc: "linenoiseSetMultiLine".}
+proc linenoisePrintKeyCodes*() {.importc: "linenoisePrintKeyCodes".}
+when defined(windows):
+    {.pop.}
+proc free*(s: cstring) {.importc: "free", header: "<stdlib.h>".}