fn fmt()

in src/ast/dml.rs [548:626]
71 lines of code
23 McCabe index (conditional complexity)

    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        let table_name = if let Some(alias) = &self.table_alias {
            format!("{0} AS {alias}", self.table)
        } else {
            self.table.to_string()
        };

        if let Some(on_conflict) = self.or {
            write!(f, "INSERT {on_conflict} INTO {table_name} ")?;
        } else {
            write!(
                f,
                "{start}",
                start = if self.replace_into {
                    "REPLACE"
                } else {
                    "INSERT"
                },
            )?;
            if let Some(priority) = self.priority {
                write!(f, " {priority}",)?;
            }

            write!(
                f,
                "{ignore}{over}{int}{tbl} {table_name} ",
                table_name = table_name,
                ignore = if self.ignore { " IGNORE" } else { "" },
                over = if self.overwrite { " OVERWRITE" } else { "" },
                int = if self.into { " INTO" } else { "" },
                tbl = if self.has_table_keyword { " TABLE" } else { "" },
            )?;
        }
        if !self.columns.is_empty() {
            write!(f, "({}) ", display_comma_separated(&self.columns))?;
        }
        if let Some(ref parts) = self.partitioned {
            if !parts.is_empty() {
                write!(f, "PARTITION ({}) ", display_comma_separated(parts))?;
            }
        }
        if !self.after_columns.is_empty() {
            write!(f, "({}) ", display_comma_separated(&self.after_columns))?;
        }

        if let Some(settings) = &self.settings {
            write!(f, "SETTINGS {} ", display_comma_separated(settings))?;
        }

        if let Some(source) = &self.source {
            write!(f, "{source}")?;
        } else if !self.assignments.is_empty() {
            write!(f, "SET ")?;
            write!(f, "{}", display_comma_separated(&self.assignments))?;
        } else if let Some(format_clause) = &self.format_clause {
            write!(f, "{format_clause}")?;
        } else if self.columns.is_empty() {
            write!(f, "DEFAULT VALUES")?;
        }

        if let Some(insert_alias) = &self.insert_alias {
            write!(f, " AS {0}", insert_alias.row_alias)?;

            if let Some(col_aliases) = &insert_alias.col_aliases {
                if !col_aliases.is_empty() {
                    write!(f, " ({})", display_comma_separated(col_aliases))?;
                }
            }
        }

        if let Some(on) = &self.on {
            write!(f, "{on}")?;
        }

        if let Some(returning) = &self.returning {
            write!(f, " RETURNING {}", display_comma_separated(returning))?;
        }
        Ok(())
    }