Actually I updated Coco's library to v2.0-a081-cad307c as I needed it for private project. I mostly used the JXON one though.
I also suggested to add JSON support to AHK2 itself:
https://autohotkey.com/boards/viewtopic ... 37&t=39309
JSON:
Code: Select all
/**
* Lib: JSON.ahk
* JSON lib for AutoHotkey.
* Version:
* v2.1.3 [updated 04/18/2016 (MM/DD/YYYY)]
* License:
* WTFPL [http://wtfpl.net/]
* Requirements:
* Latest version of AutoHotkey (v1.1+ or v2.0-a+)
* Installation:
* Use #Include JSON.ahk or copy into a function library folder and then
* use #Include <JSON>
* Links:
* GitHub: - https://github.com/cocobelgica/AutoHotkey-JSON
* Forum Topic - http://goo.gl/r0zI8t
* Email: - cocobelgica <at> gmail <dot> com
*/
/*
Updated by SirRFI for AHK v2.0-a081-cad307c
• Fixed errors
*/
/**
* Class: JSON
* The JSON object contains methods for parsing JSON and converting values
* to JSON. Callable - NO; Instantiable - YES; Subclassable - YES;
* Nestable(via #Include) - NO.
* Methods:
* Load() - see relevant documentation before method definition header
* Dump() - see relevant documentation before method definition header
*/
class JSON
{
/**
* Method: Load
* Parses a JSON string into an AHK value
* Syntax:
* value := JSON.Load( text [, reviver ] )
* Parameter(s):
* value [retval] - parsed value
* text [in, ByRef] - JSON formatted string
* reviver [in, opt] - function object, similar to JavaScript's
* JSON.parse() 'reviver' parameter
*/
class Load extends JSON.Functor
{
Call(self, ByRef text, reviver:="")
{
this.rev := IsObject(reviver) ? reviver : false
; Object keys(and array indices) are temporarily stored in arrays so that
; we can enumerate them in the order they appear in the document/text instead
; of alphabetically. Skip if no reviver function is specified.
this.keys := this.rev ? {} : false
static quot := Chr(34), bashq := "\" . quot
, json_value := quot . "{[01234567890-tfn"
, json_value_or_array_closing := quot . "{[]01234567890-tfn"
, object_key_or_object_closing := quot . "}"
key := ""
is_key := false
root := {}
stack := [root]
next := json_value
pos := 0
while ((ch := SubStr(text, ++pos, 1)) != "")
{
if InStr(" `t`r`n", ch)
continue
if !InStr(next, ch, 1)
this.ParseError(next, text, pos)
holder := stack[1]
is_array := holder.IsArray
if InStr(",:", ch)
{
next := (is_key := !is_array && ch == ",") ? quot : json_value
}
else if InStr("}]", ch)
{
ObjRemoveAt(stack, 1)
next := stack[1]==root ? "" : stack[1].IsArray ? ",]" : ",}"
}
else
{
if InStr("{[", ch)
{
; Check if Array() is overridden and if its return value has
; the 'IsArray' property. If so, Array() will be called normally,
; otherwise, use a custom base object for arrays
static json_array := Func("Array").IsBuiltIn || ![].IsArray ? {IsArray: true} : 0
; sacrifice readability for minor(actually negligible) performance gain
(ch == "{")
? ( is_key := true
, value := {}
, next := object_key_or_object_closing )
; ch == "["
: ( value := json_array ? new json_array : []
, next := json_value_or_array_closing )
ObjInsertAt(stack, 1, value)
if (this.keys)
this.keys[value] := []
}
else
{
if (ch == quot)
{
i := pos
while (i := InStr(text, quot,, i+1))
{
value := StrReplace(SubStr(text, pos+1, i-pos-1), "\\", "\u005c")
static tail := A_AhkVersion<"2" ? 0 : -1
if (SubStr(value, tail) != "\")
break
}
if (!i)
this.ParseError("'", text, pos)
value := StrReplace(value, "\/", "/")
, value := StrReplace(value, bashq, quot)
, value := StrReplace(value, "\b", "`b")
, value := StrReplace(value, "\f", "`f")
, value := StrReplace(value, "\n", "`n")
, value := StrReplace(value, "\r", "`r")
, value := StrReplace(value, "\t", "`t")
pos := i ; update pos
i := 0
while (i := InStr(value, "\",, i+1))
{
if !(SubStr(value, i+1, 1) == "u")
this.ParseError("\", text, pos - StrLen(SubStr(value, i+1)))
uffff := Abs("0x" . SubStr(value, i+2, 4))
if (A_IsUnicode || uffff < 0x100)
value := SubStr(value, 1, i-1) . Chr(uffff) . SubStr(value, i+6)
}
if (is_key)
{
key := value, next := ":"
continue
}
}
else
{
value := SubStr(text, pos, i := RegExMatch(text, "[\]\},\s]|$",, pos)-pos)
static number := "number", integer :="integer"
if (value is %number%)
{
if (value is %integer%)
value += 0
}
else if (value == "true" || value == "false")
value := %value% + 0
else if (value == "null")
value := ""
else
; we can do more here to pinpoint the actual culprit
; but that's just too much extra work.
this.ParseError(next, text, pos, i)
pos += i-1
}
next := holder==root ? "" : is_array ? ",]" : ",}"
} ; If InStr("{[", ch) { ... } else
is_array? key := ObjPush(holder, value) : holder[key] := value
if (this.keys && this.keys.HasKey(holder))
this.keys[holder].Push(key)
}
}
; while ( ... )
return this.rev ? this.Walk(root, "") : root[""]
}
ParseError(expect, ByRef text, pos, len:=1)
{
static quot := Chr(34), qurly := quot . "}"
line := StrSplit(SubStr(text, 1, pos), "`n", "`r").Length()
col := pos - InStr(text, "`n",,0-(StrLen(text)-pos+1))
msg := Format("{1}`n`nLine:`t{2}`nCol:`t{3}`nChar:`t{4}"
, (expect == "") ? "Extra data"
: (expect == "'") ? "Unterminated string starting at"
: (expect == "\") ? "Invalid \escape"
: (expect == ":") ? "Expecting ':' delimiter"
: (expect == quot) ? "Expecting object key enclosed in double quotes"
: (expect == qurly) ? "Expecting object key enclosed in double quotes or object closing '}'"
: (expect == ",}") ? "Expecting ',' delimiter or object closing '}'"
: (expect == ",]") ? "Expecting ',' delimiter or array closing ']'"
: InStr(expect, "]") ? "Expecting JSON value or array closing ']'"
: "Expecting JSON value(string, number, true, false, null, object or array)"
, line, col, pos)
static offset := A_AhkVersion<"2" ? -3 : -4
throw Exception(msg, offset, SubStr(text, pos, len))
}
Walk(holder, key)
{
value := holder[key]
if IsObject(value)
{
for i, k in this.keys[value]
{
; check if ObjHasKey(value, k) ??
v := this.Walk(value, k)
if (v != JSON.Undefined)
value[k] := v
else
ObjDelete(value, k)
}
}
return this.rev.Call(holder, key, value)
}
}
/**
* Method: Dump
* Converts an AHK value into a JSON string
* Syntax:
* str := JSON.Dump( value [, replacer, space ] )
* Parameter(s):
* str [retval] - JSON representation of an AHK value
* value [in] - any value(object, string, number)
* replacer [in, opt] - function object, similar to JavaScript's
* JSON.stringify() 'replacer' parameter
* space [in, opt] - similar to JavaScript's JSON.stringify()
* 'space' parameter
*/
class Dump extends JSON.Functor
{
Call(self, value, replacer:="", space:="")
{
this.rep := IsObject(replacer) ? replacer : ""
this.gap := ""
if (space)
{
static integer := "integer"
if space is %integer%
loop ((n := Abs(space))>10 ? 10 : n)
this.gap .= " "
else
this.gap := SubStr(space, 1, 10)
this.indent := "`n"
}
return this.Str({"": value}, "")
}
Str(holder, key)
{
value := holder[key]
if (this.rep)
value := this.rep.Call(holder, key, ObjHasKey(holder, key) ? value : JSON.Undefined)
if IsObject(value)
{
; Check object type, skip serialization for other object types such as
; ComObject, Func, BoundFunc, FileObject, RegExMatchObject, Property, etc.
static type := A_AhkVersion<"2" ? "" : Func("Type")
if (type ? type.Call(value) == "Object" : ObjGetCapacity(value) != "")
{
if (this.gap)
{
stepback := this.indent
this.indent .= this.gap
}
is_array := value.IsArray
; Array() is not overridden, rollback to old method of
; identifying array-like objects. Due to the use of a for-loop
; sparse arrays such as '[1,,3]' are detected as objects({}).
if (!is_array)
{
for i in value
is_array := i == A_Index
until !is_array
}
str := ""
if (is_array)
{
loop value.Length()
{
if (this.gap)
str .= this.indent
v := this.Str(value, A_Index)
str .= (v != "") ? v . "," : "null,"
}
}
else
{
colon := this.gap ? ": " : ":"
for k in value
{
v := this.Str(value, k)
if (v != "")
{
if (this.gap)
str .= this.indent
str .= this.Quote(k) . colon . v . ","
}
}
}
if (str != "")
{
str := RTrim(str, ",")
if (this.gap)
str .= stepback
}
if (this.gap)
this.indent := stepback
return is_array ? "[" . str . "]" : "{" . str . "}"
}
}
else ; is_number ? value : "value"
return ObjGetCapacity([value], 1)=="" ? value : this.Quote(value)
}
Quote(string)
{
static quot := Chr(34), bashq := "\" . quot
if (string != "")
{
string := StrReplace(string, "\", "\\")
; , string := StrReplace(string, "/", "\/") ; optional in ECMAScript
, string := StrReplace(string, quot, bashq)
, string := StrReplace(string, "`b", "\b")
, string := StrReplace(string, "`f", "\f")
, string := StrReplace(string, "`n", "\n")
, string := StrReplace(string, "`r", "\r")
, string := StrReplace(string, "`t", "\t")
static rx_escapable := A_AhkVersion<"2" ? "O)[^\x20-\x7e]" : "[^\x20-\x7e]"
while RegExMatch(string, rx_escapable, m)
string := StrReplace(string, m.Value, Format("\u{1:04x}", Ord(m.Value)))
}
return quot . string . quot
}
}
/**
* Property: Undefined
* Proxy for 'undefined' type
* Syntax:
* undefined := JSON.Undefined
* Remarks:
* For use with reviver and replacer functions since AutoHotkey does not
* have an 'undefined' type. Returning blank("") or 0 won't work since these
* can't be distnguished from actual JSON values. This leaves us with objects.
* Replacer() - the caller may return a non-serializable AHK objects such as
* ComObject, Func, BoundFunc, FileObject, RegExMatchObject, and Property to
* mimic the behavior of returning 'undefined' in JavaScript but for the sake
* of code readability and convenience, it's better to do 'return JSON.Undefined'.
* Internally, the property returns a ComObject with the variant type of VT_EMPTY.
*/
Undefined[]
{
get
{
static empty := {}, vt_empty := ComObject(0, &empty, 1)
return vt_empty
}
}
class Functor
{
__Call(method, ByRef arg, args*)
{
; When casting to Call(), use a new instance of the "function object"
; so as to avoid directly storing the properties(used across sub-methods)
; into the "function object" itself.
if IsObject(method)
return (new this).Call(method, arg, args*)
else if (method == "")
return (new this).Call(arg, args*)
}
}
}
JXON:
Code: Select all
/*
Updated by SirRFI for AHK v2.0-a081-cad307c
• Fixed errors
*/
Jxon_Load(ByRef src, args*)
{
static q := Chr(34)
key := "", is_key := false
stack := [ tree := [] ]
is_arr := { (tree): 1 }
next := q . "{[01234567890-tfn"
pos := 0
while ( (ch := SubStr(src, ++pos, 1)) != "" )
{
if InStr(" `t`n`r", ch)
continue
if !InStr(next, ch, true)
{
ln := ObjLength(StrSplit(SubStr(src, 1, pos), "`n"))
col := pos - InStr(src, "`n",, (StrLen(src)-pos+1)*-1)
msg := Format("{}: line {} col {} (char {})"
, (next == "") ? ["Extra data", ch := SubStr(src, pos)][1]
: (next == "'") ? "Unterminated string starting at"
: (next == "\") ? "Invalid \escape"
: (next == ":") ? "Expecting ':' delimiter"
: (next == q) ? "Expecting object key enclosed in double quotes"
: (next == q . "}") ? "Expecting object key enclosed in double quotes or object closing '}'"
: (next == ",}") ? "Expecting ',' delimiter or object closing '}'"
: (next == ",]") ? "Expecting ',' delimiter or array closing ']'"
: [ "Expecting JSON value(string, number, [true, false, null], object or array)"
, ch := SubStr(src, pos, (SubStr(src, pos)~="[\]\},\s]|$")-1) ][1]
, ln, col, pos)
throw Exception(msg, -1, ch)
}
is_array := is_arr[obj := stack[1]]
if i := InStr("{[", ch)
{
val := (proto := args[i]) ? new proto : {}
is_array? ObjPush(obj, val) : obj[key] := val
ObjInsertAt(stack, 1, val)
is_arr[val] := !(is_key := ch == "{")
next := q . (is_key ? "}" : "{[]0123456789-tfn")
}
else if InStr("}]", ch)
{
ObjRemoveAt(stack, 1)
next := stack[1]==tree ? "" : is_arr[stack[1]] ? ",]" : ",}"
}
else if InStr(",:", ch)
{
is_key := (!is_array && ch == ",")
next := is_key ? q : q . "{[0123456789-tfn"
}
else ; string | number | true | false | null
{
if (ch == q); string
{
i := pos
while i := InStr(src, q,, i+1)
{
val := StrReplace(SubStr(src, pos+1, i-pos-1), "\\", "\u005C")
static end := A_AhkVersion<"2" ? 0 : -1
if (SubStr(val, end) != "\")
break
}
if !i ? (pos--, next := "'") : 0
continue
pos := i ; update pos
val := StrReplace(val, "\/", "/")
, val := StrReplace(val, "\" . q, q)
, val := StrReplace(val, "\b", "`b")
, val := StrReplace(val, "\f", "`f")
, val := StrReplace(val, "\n", "`n")
, val := StrReplace(val, "\r", "`r")
, val := StrReplace(val, "\t", "`t")
i := 0
while i := InStr(val, "\",, i+1)
{
if (SubStr(val, i+1, 1) != "u") ? (pos -= StrLen(SubStr(val, i)), next := "\") : 0
continue 2
; \uXXXX - JSON unicode escape sequence
xxxx := Abs("0x" . SubStr(val, i+2, 4))
if (A_IsUnicode || xxxx < 0x100)
val := SubStr(val, 1, i-1) . Chr(xxxx) . SubStr(val, i+6)
}
if is_key
{
key := val, next := ":"
continue
}
}
else ; number | true | false | null
{
val := SubStr(src, pos, i := RegExMatch(src, "[\]\},\s]|$",, pos)-pos)
; For numerical values, numerify integers and keep floats as is.
; I'm not yet sure if I should numerify floats in v2.0-a ...
static number := "number", integer := "integer"
if (val is %number%)
{
if val is %integer%
val += 0
}
; in v1.1, true,false,A_PtrSize,A_IsUnicode,A_Index,A_EventInfo,
; SOMETIMES return strings due to certain optimizations. Since it
; is just 'SOMETIMES', numerify to be consistent w/ v2.0-a
else if (val == "true" || val == "false")
val := %value% + 0
; AHK_H has built-in null, can't do 'val := %value%' where value == "null"
; as it would raise an exception in AHK_H(overriding built-in var)
else if (val == "null")
val := ""
; any other values are invalid, continue to trigger error
else if (pos--, next := "#")
continue
pos += i-1
}
is_array? ObjPush(obj, val) : obj[key] := val
next := obj==tree ? "" : is_array ? ",]" : ",}"
}
}
return tree[1]
}
Jxon_Dump(obj, indent:="", lvl:=1)
{
static q := Chr(34)
if IsObject(obj)
{
static Type := Func("Type")
if Type ? (Type.Call(obj) != "Object") : (ObjGetCapacity(obj) == "")
throw Exception("Object type not supported.", -1, Format("<Object at 0x{:p}>", &obj))
is_array := 0
for k in obj
is_array := k == A_Index
until !is_array
static integer := "integer"
if (indent is %integer%)
{
if (indent < 0)
throw Exception("Indent parameter must be a postive integer.", -1, indent)
spaces := indent, indent := ""
Loop(spaces)
indent .= " "
}
indt := ""
Loop(indent ? lvl : 0)
indt .= indent
lvl += 1, out := "" ; Make #Warn happy
for k, v in obj
{
if IsObject(k) || (k == "")
throw Exception("Invalid object key.", -1, k ? Format("<Object at 0x{:p}>", &obj) : "<blank>")
if !is_array
out .= ( ObjGetCapacity([k], 1) ? Jxon_Dump(k) : q . k . q ) ;// key
. ( indent ? ": " : ":" ) ; token + padding
out .= Jxon_Dump(v, indent, lvl) ; value
. ( indent ? ",`n" . indt : "," ) ; token + indent
}
if (out != "")
{
out := Trim(out, ",`n" . indent)
if (indent != "")
out := "`n" . indt . out . "`n" . SubStr(indt, StrLen(indent)+1)
}
return is_array ? "[" . out . "]" : "{" . out . "}"
}
; Number
else if (ObjGetCapacity([obj], 1) == "")
return obj
; String (null -> not supported by AHK)
if (obj != "")
{
obj := StrReplace(obj, "\", "\\")
, obj := StrReplace(obj, "/", "\/")
, obj := StrReplace(obj, q, "\" . q)
, obj := StrReplace(obj, "`b", "\b")
, obj := StrReplace(obj, "`f", "\f")
, obj := StrReplace(obj, "`n", "\n")
, obj := StrReplace(obj, "`r", "\r")
, obj := StrReplace(obj, "`t", "\t")
static needle := (A_AhkVersion<"2" ? "O)" : "") . "[^\x20-\x7e]"
while RegExMatch(obj, needle, m)
obj := StrReplace(obj, m[0], Format("\u{:04X}", Ord(m[0])))
}
return q . obj . q
}