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Multiple nexts with one command #2207

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DanielBallaSZTE
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Make a next command more gdb like.
If an argument is given next 10, it does 10 nexts.

JerryScript-DCO-1.0-Signed-off-by: Daniel Balla [email protected]

@@ -273,7 +274,19 @@ def do_step(self, args):

def do_next(self, args):
""" Next breakpoint in the same context """
self.exec_command(args, JERRY_DEBUGGER_NEXT)
if args == "":
args = 0
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The preferred way to check that a string is empty (if you know that your variable is a string) is this: if not args:

If your variable could also be some other type then you should use this form if args == "":, but as I saw in the following code, it always waiting for string and then you cast that into an integer.

args = min(args, len(self.debugger.last_breakpoint_hit.function.lines) -
self.debugger.last_breakpoint_hit.function.line) - 1
self.debugger.nexts_remain = args
except ValueError as val_errno:
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I do not think it's necessary to put it all in a try block, because you only use cast in the first command.

try:
args = int(args)
args = min(args, len(self.debugger.last_breakpoint_hit.function.lines) -
self.debugger.last_breakpoint_hit.function.line) - 1
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This condition can not be negative here?

self.debugger.last_breakpoint_hit.function.line) - 1
self.debugger.nexts_remain = args
except ValueError as val_errno:
print("Error: expected a positive integer: %s" % val_errno)
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@robertsipka robertsipka Feb 16, 2018

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What about those cases when the args value is a zero or negative number?

@DanielBallaSZTE
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DanielBallaSZTE commented Mar 5, 2018

@robertsipka I've updated the PR, thank you for the review.

@@ -561,6 +577,7 @@ def __init__(self, address):
self.src_offset_diff = 0
self.client_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.client_socket.connect((self.host, self.port))
self.nexts_remain = 0
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I would call this as repeat, so we could extend this to step etc. later.

Make a next command more gdb like.
If an argument is given `next 10`, it does 10 nexts.

JerryScript-DCO-1.0-Signed-off-by: Daniel Balla [email protected]
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@zherczeg zherczeg left a comment

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LGTM

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@LaszloLango LaszloLango left a comment

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LGTM

@LaszloLango LaszloLango merged commit 685af74 into jerryscript-project:master Mar 8, 2018
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4 participants