From 4321f6e96e89be0cdab5abff8aee6ab46ea44322 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Fri, 3 Jul 2020 01:43:57 +0300
Subject: utils: raspberrypi: ctt: json_pretty_print: Make output file a class
 member

Instead of passing the output file to every method of the printer class,
make it a class member.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: David Plowman <david.plowman@raspberrypi.com>
Tested-by: David Plowman <david.plowman@raspberrypi.com>
---
 utils/raspberrypi/ctt/ctt_pretty_print_json.py | 58 +++++++++++++-------------
 1 file changed, 30 insertions(+), 28 deletions(-)

(limited to 'utils/raspberrypi/ctt')

diff --git a/utils/raspberrypi/ctt/ctt_pretty_print_json.py b/utils/raspberrypi/ctt/ctt_pretty_print_json.py
index 0e9c5623..703a23fe 100644
--- a/utils/raspberrypi/ctt/ctt_pretty_print_json.py
+++ b/utils/raspberrypi/ctt/ctt_pretty_print_json.py
@@ -11,7 +11,7 @@ class JSONPrettyPrinter(object):
     """
     Take a collapsed JSON file and make it more readable
     """
-    def __init__(self):
+    def __init__(self, fout):
         self.state = {
             "indent": 0,
             "inarray": [False],
@@ -19,65 +19,67 @@ class JSONPrettyPrinter(object):
             "skipnewline": True
         }
 
-    def newline(self, fout):
-        fout.write('\n')
-        fout.write(' ' * self.state["indent"] * 4)
+        self.fout = fout
 
-    def process_char(self, c, fout):
+    def newline(self):
+        self.fout.write('\n')
+        self.fout.write(' ' * self.state["indent"] * 4)
+
+    def process_char(self, c):
         if c == '{':
             if not self.state["skipnewline"]:
-                self.newline(fout)
-            fout.write(c)
+                self.newline()
+            self.fout.write(c)
             self.state["indent"] += 1
-            self.newline(fout)
+            self.newline()
         elif c == '}':
             self.state["indent"] -= 1
-            self.newline(fout)
-            fout.write(c)
+            self.newline()
+            self.fout.write(c)
         elif c == '[':
-            self.newline(fout)
-            fout.write(c)
+            self.newline()
+            self.fout.write(c)
             self.state["indent"] += 1
-            self.newline(fout)
+            self.newline()
             self.state["inarray"] = [True] + self.state["inarray"]
             self.state["arraycount"] = [0] + self.state["arraycount"]
         elif c == ']':
             self.state["indent"] -= 1
-            self.newline(fout)
+            self.newline()
             self.state["inarray"].pop(0)
             self.state["arraycount"].pop(0)
-            fout.write(c)
+            self.fout.write(c)
         elif c == ':':
-            fout.write(c)
-            fout.write(' ')
+            self.fout.write(c)
+            self.fout.write(' ')
         elif c == ' ':
             pass
         elif c == ',':
             if not self.state["inarray"][0]:
-                fout.write(c)
-                fout.write(' ')
-                self.newline(fout)
+                self.fout.write(c)
+                self.fout.write(' ')
+                self.newline()
             else:
-                fout.write(c)
+                self.fout.write(c)
                 self.state["arraycount"][0] += 1
                 if self.state["arraycount"][0] == 16:
                     self.state["arraycount"][0] = 0
-                    self.newline(fout)
+                    self.newline()
                 else:
-                    fout.write(' ')
+                    self.fout.write(' ')
         else:
-            fout.write(c)
+            self.fout.write(c)
         self.state["skipnewline"] = (c == '[')
 
-    def print(self, string, fout):
+    def print(self, string):
         for c in string:
-            self.process_char(c, fout)
+            self.process_char(c)
 
 
 def pretty_print_json(str_in, output_filename):
     with open(output_filename, "w") as fout:
-        printer = JSONPrettyPrinter()
-        printer.print(str_in, fout)
+        printer = JSONPrettyPrinter(fout)
+        printer.print(str_in)
 
 
 if __name__ == '__main__':
-- 
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