Exception: GraphQL::Backtrace::TracedError
- Defined in:
- lib/graphql/backtrace/traced_error.rb
Overview
When GraphQL::Backtrace is enabled, raised errors are wrapped with TracedError.
Constant Summary collapse
- MESSAGE_TEMPLATE =
<<-MESSAGE Unhandled error during GraphQL execution: %{cause_message} %{cause_backtrace} %{cause_backtrace_more} Use #cause to access the original exception (including #cause.backtrace). GraphQL Backtrace: %{graphql_table} MESSAGE
- CAUSE_BACKTRACE_PREVIEW_LENGTH =
This many lines of the original Ruby backtrace are included in the message
10
Instance Attribute Summary collapse
-
#context ⇒ GraphQL::Query::Context
readonly
The context at the field where the error was raised.
-
#graphql_backtrace ⇒ Array<String>
readonly
Printable backtrace of GraphQL error context.
Instance Method Summary collapse
-
#initialize(err, current_ctx) ⇒ TracedError
constructor
A new instance of TracedError.
Constructor Details
#initialize(err, current_ctx) ⇒ TracedError
Returns a new instance of TracedError.
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# File 'lib/graphql/backtrace/traced_error.rb', line 29 def initialize(err, current_ctx) @context = current_ctx backtrace = Backtrace.new(current_ctx, value: err) @graphql_backtrace = backtrace.to_a cause_backtrace_preview = err.backtrace.first(CAUSE_BACKTRACE_PREVIEW_LENGTH).join("\n ") cause_backtrace_remainder_length = err.backtrace.length - CAUSE_BACKTRACE_PREVIEW_LENGTH cause_backtrace_more = if cause_backtrace_remainder_length < 0 "" elsif cause_backtrace_remainder_length == 1 "... and 1 more line\n" else "... and #{cause_backtrace_remainder_length} more lines\n" end = MESSAGE_TEMPLATE % { cause_message: err., cause_backtrace: cause_backtrace_preview, cause_backtrace_more: cause_backtrace_more, graphql_table: backtrace.inspect, } super() end |
Instance Attribute Details
#context ⇒ GraphQL::Query::Context (readonly)
Returns The context at the field where the error was raised.
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# File 'lib/graphql/backtrace/traced_error.rb', line 11 def context @context end |
#graphql_backtrace ⇒ Array<String> (readonly)
Returns Printable backtrace of GraphQL error context.
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# File 'lib/graphql/backtrace/traced_error.rb', line 8 def graphql_backtrace @graphql_backtrace end |